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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
Engineered for high stability and low drift
Is this unit compatible with non-Johnson Controls equipment
The APR5 is a wire-to-wire replacement for almost any potential relay
The integrated energy cut-off (ECO) system provides a critical safety layer by interrupting gas flow if water temperatures exceed safe limits
System Protection: Built-in 5-minute anti-short cycle delay prevents premature compressor wear
Hydrolevel 400R Low Water Cut-Off THPU32HP7Y Engineered for high stability andThe Hydrolevel 400R (Part Number 45 402) is a professional grade 24VAC low water cut off designed specifically for steam boiler applications where a remote mounting configuration is required. As a primary safety control, the 400R utilizes a non cycling design, ensuring the burner circuit remains interrupted until a safe water level is restored. This model includes the EL1214 R sensing probe and a dedicated junction box, providing the flexibility