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

Why is there a discrepancy in the weight of this part

the application of heat-conductive grease (silicone-based) is highly recommended for dry wells to ensure the sensor responds to temperature changes without lag

Comprehensive Rebuild Components: Includes the enclosing tube assembly

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),