Lennox 12S87 Heat Strip 30067439-890 Field Reliability: Durable metal construction

Field Reliability: Durable metal construction designed to withstand heavy use in professional mechanical rooms

This time delay relay kit is the direct field-replacement for the obsolete Reznor 116044 and Thermodisc 12530305256 models

Sensitivity is field-adjustable between 0

This ensures the integrity of the ceramic insulators and the critical limit switch calibration remain at factory standards

This inducer blower is essential for maintaining the proper air-to-fuel ratio and ensuring that combustion byproducts are safely exhausted from the heat exchanger

Lennox 12S87 Heat Strip 30067439-890 Field Reliability: Durable metal constructionThe Lennox 12S87 (Model ECB25 15CB 2P) is a high performance 15kW electric heat strip designed for field installation within compatible Lennox air handlers. Engineered for 208 230V single phase applications at 60Hz, this unit utilizes helix wound nichrome heating elements and delivers approximately 51,000 BTUs of supplemental or primary heating. As a professional HVAC contractor, youll appreciate the integrated circuit breakers (60 Amp and 30 Amp),