delivering a precise 5% low-input calibration

The Conbraco 27-402-01 is a professional-grade 1/4" Male NPT brass steam gauge siphon loop engineered for high-pressure steam heating and industrial hydronic systems

The KMC Controls REE-4002 Relay Module is a purpose-built control interface designed for VAV fan-powered induction boxes and terminal unit management

High Nominal Capacity: Delivers up to 14 tons of cooling capacity

as this normally open switch requires a consistent vacuum to close the circuit and energize the gas valve

Sensus 243-12-IRV-1 1/2 Regulator 30067439-890 delivering a precise 5% low-inputThe Sensus 243 12 IRV 1 1 2 is a robust commercial gas regulator designed for high capacity service with a focus on precision and safety. This Internal Relief Valve (IRV) model features a 1. 5" NPT inlet and 3 4" NPT outlet, specifically configured with a 6 14" Green Orifice. It is technically identical to the Sensus 243 12 2 1 1 2, providing field proven reliability for natural gas pressure regulation in large residential complexes and light