The MARS 33246 Sequencer is a field-proven DPST electric heat sequencer engineered for multi-stage staging in electric furnaces

The valve facilitates precise system evacuation

Direct Cross Reference: Perfectly replaces legacy part number 1149252 without modifying wiring or brackets

it provides superior oil resistance and performs reliably in environments ranging from -40°F to 212°F

ensuring reliable HVAC relay performance

Lennox 79J07 Pressure Switch Els PW 17895 The MARS 33246 Sequencer isVerify high side and low side performance with the Lennox 79J07 Pressure Switch, a critical OEM replacement part designed for precision low ambient control in R22 and modern refrigeration and air conditioning systems. Engineered for heavy duty commercial HVAC maintenance and residential applications, this 79J0701 compatible switch ensures your compressor remains protected during low temperature operations. With a fixed setpoint that opens at 150 PSI