Honeywell Elster J42 ¾" Domestic Angle Gas Regulator with UPCO
The Honeywell Elster (Jeavons) J42 ¾" Domestic Angle Pattern Gas Regulator with UPCO is designed for low pressure domestic metering applications. Safe and reliable, it operates up to 350 mbar inlet and provides a stable 21 mbar outlet pressure for natural gas installations.
With its Under Pressure Cut-Off (UPCO) the regulator will shut off gas supply when abnormal pressure is detected and will auto reset when system is restored. Versatile mounting options (vertical or horizontal) and full lock-up capability the J42 gives you dependable pressure control in a compact angled body.
Key Features & Benefits
Under Pressure Cut-Off (UPCO) – Protects downstream systems and auto-resets when pressure stabilises
Stable pressure delivery – Factory set 21 mbar outlet for consistent performance
350 mbar max inlet – Ideal for domestic meter installations
Versatile installation – Mounts vertically or horizontally
Full lock-up capability – Safe shut-off when appliances are idle
Durable angle pattern design – Compact, robust build for long term service
Adjustable outlet pressure – Can be set between 19–24.5 mbar if required
Ideal For
Domestic meter applications – Reliable delivery for household gas systems
Natural gas installations – Suitable for residential NG supply
Retrofit upgrades – Simple replacement for existing regulators
Why Buy
Trusted safety – UPCO protection for peace of mind
