Banico ZV28 28 mm 2-Port Motorised Zone Valve
230 V Spring Return Manual Override 28 mm Compression Auxiliary Switch
The Banico ZV28 is a heavy-duty 2-port motorised zone valve with 28 mm compression fittings, designed for efficient control of water flow in heating and hot-water systems. It’s a direct replacement for Honeywell V4043H1056 and V4073A1039, offering excellent reliability, smooth operation, and a longer guarantee.
Product Features
- Connection: 28 mm compression (2-port)
- Operation: 230 V AC motorised spring return
- Manual lever for filling and draining
- Direct replacement: Honeywell V4043H1056 / V4073A1039, plus Tower & Horstmann models
- Auxiliary microswitch: 3A – 250 V AC
- Pre-wired 1 m, 5-core cable with industry-standard colour coding
- Port A is normally closed when there is no power
Technical Data
- Voltage: 230 V AC
- Power consumption: 6 W
- Cable length: 1 m, 5-core
- Fluid temperature: +5 °C to +88 °C
- Max ambient temperature: +60 °C
- Flow coefficient (Kv): measured in m³/h for 1 bar pressure drop
- Certifications: CE: CI02410 | ISO 9001:2000 GB00568
Application: Suitable for domestic, commercial, and light-industrial systems. When connected with thermostats and a programmer, the Banico ZV28 provides precise water flow control from the boiler to hot-water cylinders and central heating circuits.
Mounting Guidance
The valve can be installed vertically or horizontally, but should not be fitted with the actuator head below the pipework to prevent moisture ingress. Ensure correct alignment of Port A and B during installation.
Manufacturer: Banico | Model: ZV28 | Type: 2-Port Motorised Zone Valve | Connection: 28 mm Compression | Voltage: 230 V AC