HONEYWELL RP818A1004 24 Vac Surface Mounted Electric / Pneumatic Relay. Electrically operated pneumatic switches used to interlock an electrical system and a pneumatic control system. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.
• Usable as a diverting relay, a selector relay, or a stop and bleed relay.
• Mount and operate in any position.
• Available with lead wires or junction box.
• Line or low voltage models available.