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providing the precise pressure drop required for efficient heat transfer
the SPST (Single-Pole Single-Throw) contacts lock open and require a physical technician intervention to resume operation
For technicians servicing HVACR refrigeration systems
preventing the system from operating outside of design parameters
as well as 1-1/4" to 2" 009M1 and 2" 009M2 models
Johnson Controls T-4100-1 Thermostat Els PW 17895 providing the precise pressure dropThe Johnson Controls T 4100 1 is a professional grade single temperature pneumatic thermostat engineered for precise proportional control of industrial and commercial HVAC systems. This direct acting pneumatic thermostat features a low volume output design, making it a reliable drop in replacement for legacy pneumatic control systems. Operating within a dial range of 55 to 85? F, the T 4100 1 is optimized for vertical mount thermostat configurations
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