Banco Zv22 2 Port 22Mm Zone Valve 5 Wire

REPLACEMENT FOR SUNVIC ACTUATOR SZ2301

The Banco ZV22 2 Port 22mm Zone Valve is a high-quality motorised valve designed to control water flow in central heating and domestic hot-water systems. Featuring 22mm compression connections and a 5-wire actuator, this valve ensures reliable open/close operation for S-Plan zoning and boiler interlock control.

The durable brass valve body and smooth-running actuator deliver long service life in both domestic and light commercial heating systems. The detachable motor head allows fast replacement without draining the system.

Key Features

• 2-port 22mm zone valve – Banco ZV22

• 5-wire actuator suitable for S-Plan heating systems

• Precise open/close flow control for heating circuits

• Manual lever override for filling or system testing

• Detachable motor head for easy servicing

• Durable brass valve body and long-life motor assembly

• Compatible with most boilers, programmers, and wiring centres

• Suitable for both heating and hot water zoning

Compatibility

• Fits 22mm copper or plastic heating pipework

• Works with standard 230V heating controls

• Suitable for S-Plan and multi-zone installations

• Direct replacement for Sunvic SZ2301 actuator systems
  (Provides functional compatibility where a 5-wire 230V zone valve actuator is required)

• Alternative option for many legacy Sunvic, Honeywell, ACL, and similar 2-port valves

When to Replace

• Valve fails to open or close fully

• Actuator is noisy, seized or non-responsive

• Zone receives no flow or intermittent heating

• During upgrade of older or unreliable zone valves

Technical Specifications

• Model: ZV22

• Manufacturer: Banco

• Connection Size: 22mm compression

• Wiring: 5-wire, 230V

• Valve Type: Motorised 2-port zone valve

• Body Material: Brass

• Application: Heating & hot water zoning