Carrier EF23JM271 Solenoid Valve 318518-761 The Functional Devices RIBU2S2 is

The Functional Devices RIBU2S2 is a versatile enclosed pilot control relay designed for reliable switching in building automation

it prevents heat exchanger damage by interrupting the gas valve circuit if internal temperatures exceed safe operating parameters

providing consistent trip points

cross-functional and 100% identical to the Fenwal 35-673902-561

This drier typically handles 1 to 5 tons for air conditioning field replacement and up to 7

Carrier EF23JM271 Solenoid Valve 318518-761 The Functional Devices RIBU2S2 isThe Carrier EF23JM271 Solenoid Valve is a critical liquid line component designed for precision refrigerant metering and positive shutoff in commercial HVAC systems. This heavy duty 24V solenoid valve features a 7 8 inch ODF connection, specifically engineered to maintain system integrity during pump down cycles or defrost transitions. Built for compatibility with R22 and R134A refrigerants, the EF23JM271 ensures high side pressure is maintained,