Honeywell E3SRMCO Sensor R-410A Broad Pressure Window: Reliable operation

Broad Pressure Window: Reliable operation from 5 to 150 PSI

Enhanced Safety Logic: Includes a factory-wired vent limit switch to offer secondary protection against downdrafts and venting failures

Enhanced Power Transfer: Machined for high-efficiency torque transmission

Standard 3/4" NPT Threading: Fits the boiler manufacturer's tapping for temperature limit controls on most residential and commercial hydronic systems

the 35-725903-997 is specifically calibrated for Fenwal control boards

Honeywell E3SRMCO Sensor R-410A Broad Pressure Window: Reliable operationThe Honeywell E3SRMCO, also identified as 1309A0060 or E3SRMSCO, is a high performance E3Point carbon monoxide remote sensor designed for integration with Honeywell E3Point standalone (E2SA E2SAH) analog gas monitors. This electrochemical CO sensor allows for the simultaneous detection of toxic gases in two separate locations when paired with a primary unit, effectively doubling your monitoring footprint. Built with a durable polycarbonate housing, it