The unit typically ships with two pairs of ON/OFF trippers

they must be purchased separately or as part of a seat kit

Precise Flame Sensing: Provides accurate microamp current feedback to the control board to prevent nuisance lockouts

ensuring a secure electrical interface in vibration-heavy environments

providing the structural resilience required for long-term cycling

Modine 5H0735910006 Pressure Switch Els PW 17895 The unit typically ships withThe Modine 5H0735910006 Pressure Switch is a critical safety component designed for precise draft pressure monitoring in Modine gas fired unit heaters. Calibrated to a fixed set point of . 60" WC (Water Column), this SPST (Single Pole Single Throw) air pressure switch ensures that the inducer motor is generating sufficient static pressure to safely vent combustion gases before allowing the ignition sequence to proceed. As a direct OEM replacement for