the V43BS-3 provides identical mechanical performance with the added benefit of Naval Systems Command ratings

maintaining system calibration according to original factory parameters

The Burnham Boiler 100333-01 Gas Valve is a direct OEM replacement component engineered for high-performance natural gas regulation in residential and commercial boiler systems

facilitating accurate thermal sensing directly within the water column

Precision Calibration: Features a fixed 135°F trip point and a 120°F reset to prevent short-cycling and ensure equipment safety

Trane CNT4959 Control R-134A the V43BS-3 provides identical mechanicalThe Trane CNT4959 Control is a critical low pressure switch designed for commercial HVAC maintenance and high performance system protection. As a genuine Trane OEM replacement part, it ensures precise refrigerant loss protection by monitoring pressure thresholds to prevent compressor damage. This encapsulated pressure control features a close on rise logic, specifically calibrated with an open pressure of 25 PSI and a close pressure of 41 PSI. Built