Belimo B320B+LF24-S NPT Brass Ball Valve with On/Off Actuator - 3/4 3-Way 24V

The Belimo B320B+LF24-S is a complete valve and actuator assembly combining a 3/4" NPT threaded 3-way brass ball valve with an LF24-S spring return electric actuator. This compact control valve assembly is designed for HVAC applications requiring reliable on/off control of water, glycol solutions, and other compatible liquids.

Valve Specifications:

• Connection size: 3/4" NPT female threaded
• Valve configuration: 3-way mixing/diverting
• Flow coefficient (Cv): 14
• Valve body material: Lead-free brass construction
• Pressure rating: Up to 400 PSI

Actuator Features:

• Power supply: 24V AC/DC
• Control type: 2-position on/off (floating control)
• Spring return for fail-safe operation
• Auxiliary switch included for position feedback
• Running time: 150 seconds nominal
• Manual override for emergency operation

This pre-assembled valve and actuator combination ensures proper torque matching and eliminates field assembly errors. The lead-free brass construction meets NSF/ANSI 61 requirements for potable water applications. The spring return actuator provides fail-safe positioning during power loss, automatically returning the valve to its normal position.