DEFINOX
Our products are of high quality and design that meet the strongest requirements of process technology and are the ideal solution for Food, Brewery, Cosmetics and Pharmaceutical processes!
Tehcnical Advantages:
· 1/2 "'- DN 125
· Interior surface roughness Ra = 0.8 µm
· Vertical mounting for an improved seal and eliminate retention
· Fast and easy disassembly
· Connection: Welding ends
· Multiple packing types: PFA - FKM - EPDM.
· Approvals .: 3A - ATEX - DESP - 3.1 - 2.1 - E1935 / 2004 - CE - REACH - ANIA
| Certificate | 3.1 EN10204 | 
|---|---|
| Connection | Clamp ends | 
| Design norm | SMS | 
| Exit | 90 Mbar | 
| Flange size | Ø25.4mm | 
| Housing | PFA/EPDM | 
| Internal Diameter | 9.4 | 
| Material quality | 1.4404 | 
| Outer Diameter | 12.7 | 
|---|---|
| Surface Finish | RA<0,8/1,2µm | 
| Temperature range from | 0 | 
| Temperature range to | 120 | 
| Weight | 0.3 | 
| Working Pressure Max | 10 | 
Our products are of high quality and design that meet the strongest requirements of process technology and are the ideal solution for Food, Brewery, Cosmetics and Pharmaceutical processes!
Tehcnical Advantages:
· 1/2 "'- DN 125
· Interior surface roughness Ra = 0.8 µm
· Vertical mounting for an improved seal and eliminate retention
· Fast and easy disassembly
· Connection: Welding ends
· Multiple packing types: PFA - FKM - EPDM.
· Approvals .: 3A - ATEX - DESP - 3.1 - 2.1 - E1935 / 2004 - CE - REACH - ANIA
              The PMX fuse holder range is compact, halogen-free, and manufactured in Europe for fast availability. Available in 10×38, 14×51, and 22×58 sizes with IEC, UL, and CSA approvals, they feature silver-plated contacts, IP20 touch-safe design, and optional blown fuse indicators — giving panel builders reliable, safe, and flexible protection.
              We’re excited to share some great news at Demesne Electrical. Wayne Moody has joined our team, bringing with him years of experience and a clear vision for the future. His focus will be on building on our strong reputation here in Ireland and driving our growth across Europe.
              The PMX fuse holder range is compact, halogen-free, and manufactured in Europe for fast availability. Available in 10×38, 14×51, and 22×58 sizes with IEC, UL, and CSA approvals, they feature silver-plated contacts, IP20 touch-safe design, and optional blown fuse indicators — giving panel builders reliable, safe, and flexible protection.
              STEGO’s new loop enclosure heaters are a smart fix for condensation in control cabinets. They heat evenly, install fast with no tools, and come in a range of sizes from 10 to 150 W. They're tough, touch-safe, and even have a built-in thermostat option—everything you need to protect your gear and keep things running smoothly.
              
                  Precise, Durable Linear Measurement from Kübler
Browse our range of Kübler draw wire encoders and linear measurement systems, designed for accurate position and speed sensing in industrial and OEM applications. Built for tough environments. Trusted by automation professionals.
                
              Designed by HORA eTec, the RKA series offers a complete lineup of aluminium terminal blocks built for both aluminium and copper conductors. Every model in the range includes push-through protection, is finger-safe, and is built with installation efficiency in mind. From compact control panels to large-scale systems, here’s the full breakdown—from the RKA 16 to the RKA 300.
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| My favourites | Articles | Description | Flange size | Housing | Internal Diameter | Outer Diameter | Weight | Price | |
|---|---|---|---|---|---|---|---|---|---|
| 
   
      
        Check valve, ½'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU012A11100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø25.4mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            9.4 
            
            
           
         | 
        
           
            12.7 
            
            
           
         | 
        
           
            0.3 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, ½'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU012A12100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø25.4mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            9.4 
            
            
           
         | 
        
           
            12.7 
            
            
           
         | 
        
           
            0.3 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, ½'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU012A13100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø25.4mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            9.4 
            
            
           
         | 
        
           
            12.7 
            
            
           
         | 
        
           
            0.3 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3/4'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU019A11100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø25.4mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            15.75 
            
            
           
         | 
        
           
            19.05 
            
            
           
         | 
        
           
            0.3 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3/4'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU019A12100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø25.4mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            15.75 
            
            
           
         | 
        
           
            19.05 
            
            
           
         | 
        
           
            0.3 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3/4'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU019A13100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø25.4mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            15.75 
            
            
           
         | 
        
           
            19.05 
            
            
           
         | 
        
           
            0.3 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU025A11100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            22.1 
            
            
           
         | 
        
           
            25.4 
            
            
           
         | 
        
           
            0.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU025A12100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            22.1 
            
            
           
         | 
        
           
            25.4 
            
            
           
         | 
        
           
            0.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU025A13100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            22.1 
            
            
           
         | 
        
           
            25.4 
            
            
           
         | 
        
           
            0.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1'', EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU025A14100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            EPDM 
            
            
           
         | 
        
           
            22.1 
            
            
           
         | 
        
           
            25.4 
            
            
           
         | 
        
           
            0.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1'', FKM
      
      
       
  
        Art:
         
    
          
            DE-UU025A15100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            FKM 
            
            
           
         | 
        
           
            22.1 
            
            
           
         | 
        
           
            25.4 
            
            
           
         | 
        
           
            0.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1½'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU038A11100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            35.6 
            
            
           
         | 
        
           
            38 
            
            
           
         | 
        
           
            0.8 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1½'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU038A12100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            35.6 
            
            
           
         | 
        
           
            38 
            
            
           
         | 
        
           
            0.8 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1½'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU038A13100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            35.6 
            
            
           
         | 
        
           
            38 
            
            
           
         | 
        
           
            0.8 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1½'', EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU038A14100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            EPDM 
            
            
           
         | 
        
           
            35.6 
            
            
           
         | 
        
           
            38 
            
            
           
         | 
        
           
            0.8 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 1½'', FKM
      
      
       
  
        Art:
         
    
          
            DE-UU038A15100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø50.5mm 
            
            
           
         | 
        
           
            FKM 
            
            
           
         | 
        
           
            35.6 
            
            
           
         | 
        
           
            38 
            
            
           
         | 
        
           
            0.8 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU051A11100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø64mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            48.5 
            
            
           
         | 
        
           
            51 
            
            
           
         | 
        
           
            1.1 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU051A12100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø64mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            48.5 
            
            
           
         | 
        
           
            51 
            
            
           
         | 
        
           
            1.1 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU051A13100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø64mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            48.5 
            
            
           
         | 
        
           
            51 
            
            
           
         | 
        
           
            1.1 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2'', EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU051A14100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø64mm 
            
            
           
         | 
        
           
            EPDM 
            
            
           
         | 
        
           
            48.5 
            
            
           
         | 
        
           
            51 
            
            
           
         | 
        
           
            1.1 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2'', FKM
      
      
       
  
        Art:
         
    
          
            DE-UU051A15100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø64mm 
            
            
           
         | 
        
           
            FKM 
            
            
           
         | 
        
           
            48.5 
            
            
           
         | 
        
           
            51 
            
            
           
         | 
        
           
            1.1 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2½'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU063A11100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø77.5mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            60.3 
            
            
           
         | 
        
           
            63.5 
            
            
           
         | 
        
           
            2.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2½'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU063A12100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø77.5mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            60.3 
            
            
           
         | 
        
           
            63.5 
            
            
           
         | 
        
           
            2.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2½'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU063A13100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø77.5mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            60.3 
            
            
           
         | 
        
           
            63.5 
            
            
           
         | 
        
           
            2.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2½'', EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU063A14100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø77.5mm 
            
            
           
         | 
        
           
            EPDM 
            
            
           
         | 
        
           
            60.3 
            
            
           
         | 
        
           
            63.5 
            
            
           
         | 
        
           
            2.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 2½'', FKM
      
      
       
  
        Art:
         
    
          
            DE-UU063A15100-R55
          
          Copied
         
       | 
  
        
           
            Plug with FKM 
            
            
           
         | 
        
           
            Ø77.5mm 
            
            
           
         | 
        
           
            FKM 
            
            
           
         | 
        
           
            60.3 
            
            
           
         | 
        
           
            63.5 
            
            
           
         | 
        
           
            2.6 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU076A11100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø91mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            72 
            
            
           
         | 
        
           
            76 
            
            
           
         | 
        
           
            2.31 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU076A12100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø91mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            72 
            
            
           
         | 
        
           
            76 
            
            
           
         | 
        
           
            2.31 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU076A13100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø91mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            72 
            
            
           
         | 
        
           
            76 
            
            
           
         | 
        
           
            2.31 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3'', EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU076A14100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø91mm 
            
            
           
         | 
        
           
            EPDM 
            
            
           
         | 
        
           
            72 
            
            
           
         | 
        
           
            76 
            
            
           
         | 
        
           
            2.31 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 3'', FKM
      
      
       
  
        Art:
         
    
          
            DE-UU076A15100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø91mm 
            
            
           
         | 
        
           
            FKM 
            
            
           
         | 
        
           
            72 
            
            
           
         | 
        
           
            76 
            
            
           
         | 
        
           
            2.31 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 4'', PFA/EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU101A11100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø119mm 
            
            
           
         | 
        
           
            PFA/EPDM 
            
            
           
         | 
        
           
            97.4 
            
            
           
         | 
        
           
            101.6 
            
            
           
         | 
        
           
            4.5 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 4'', PFA/FKM
      
      
       
  
        Art:
         
    
          
            DE-UU101A12100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø119mm 
            
            
           
         | 
        
           
            PFA/FKM 
            
            
           
         | 
        
           
            97.4 
            
            
           
         | 
        
           
            101.6 
            
            
           
         | 
        
           
            4.5 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 4'', PFA/PTFE
      
      
       
  
        Art:
         
    
          
            DE-UU101A13100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø119mm 
            
            
           
         | 
        
           
            PFA/PTFE 
            
            
           
         | 
        
           
            97.4 
            
            
           
         | 
        
           
            101.6 
            
            
           
         | 
        
           
            4.5 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 4'', EPDM
      
      
       
  
        Art:
         
    
          
            DE-UU101A14100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø119mm 
            
            
           
         | 
        
           
            EPDM 
            
            
           
         | 
        
           
            97.4 
            
            
           
         | 
        
           
            101.6 
            
            
           
         | 
        
           
            4.5 
            
            
           
         | 
     |   ||
| 
   
      
        Check valve, 4'', FKM
      
      
       
  
        Art:
         
    
          
            DE-UU101A15100-R55
          
          Copied
         
       | 
  
        
           | 
        
           
            Ø119mm 
            
            
           
         | 
        
           
            FKM 
            
            
           
         | 
        
           
            97.4 
            
            
           
         | 
        
           
            101.6 
            
            
           
         | 
        
           
            4.5 
            
            
           
         | 
     |   
Select a variant in the list