McDonnell & Miller RB-24E-S Control 30067439-890 Automatic Reset Logic: Eliminates manual

Automatic Reset Logic: Eliminates manual intervention by automatically restoring the circuit once temperatures return to a safe 120°F

Millivolt output optimized for standard standing pilot gas valves

The 37H96 control relay features 1/4-inch quick-connect terminals for fast field wiring and a compact footprint designed for standard mounting brackets

and 1/2" bore specs

Key Benefits Broad Compatibility: Engineered specifically for the Honeywell Q624A Solid State Spark Generator and legacy Q652 series units

McDonnell & Miller RB-24E-S Control 30067439-890 Automatic Reset Logic: Eliminates manualThe McDonnell & Miller RB 24E S (Part Number 144693) is a heavy duty, 24VAC conductance type low water cut off designed specifically for residential hot water boiler applications. Engineered for reliability in the field, this unit features a 3 4" NPT connection with brass threads to ensure a secure, leak free metal to metal seal. The RB 24E S includes a specialized control board wiring harness, allowing for efficient "plug and play" integration with