Electrofusion couplings
Electrofusion couplings join compatible polyethylene pipe through an embedded heating element and controlled fusion cycle.
Supplier photograph: John Guest PI grey acetal equal push-fit connector. Representative configuration; the dimensions and ratings below apply to the identified reference model. Confirm the exact supplied item with your quote.
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Push-fit couplings
Push-fit couplings connect pipe or tube using an internal seal and retention mechanism.
Reference model / family: Reference model — John Guest PI0412S equal connector
Common uses
Suitable plumbing, pneumatic or process connections, depending on the selected system.
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Product information
Specifications & documents
Reference model — John Guest PI0412S equal connector
- Tube outside diameter
- 3/8 in on both ends
- Connection
- Demountable push-fit × push-fit
- Body
- Grey acetal copolymer
- Seal
- Black nitrile O-ring
- Collet teeth
- 301 stainless steel
- Potable-liquid pressure
- 16 bar maximum; 7 bar at 65°C
- Temperature range
- 1°C to 65°C
- Compatible tube
- LLDPE or soft metal tube, per manufacturer guidance
Reference PI0412S is an imperial 3/8 in fitting, not a 12 mm metric fitting. Working parameters are from the grey-acetal equal-connector data sheet; confirm tube and service compatibility.
Technical references
- John Guest — PI range equal straight connectors ↗Manufacturer / supplier reference · Confirm document region for the quoted product · Current revision confirmed with quotation
- John Guest — Grey Acetal Equal Straight Connector data sheet ↗Manufacturer / supplier reference · Confirm document region for the quoted product · Current revision confirmed with quotation
Choose the right variant
Details to confirm
- Pipe or tube material and outside diameter
- Fluid, pressure and temperature
- Required inserts and approvals
Selection note
Push-fit families are service-specific; confirm approved pipe material and installation requirements.
These details describe the product family. The offered item’s dimensions, materials, operating limits and required approvals are confirmed before you order.
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