The Danfoss HPA2 (087N6579) is a robust 230 V, 2‑port spring‑return actuator with SPST auxiliary switch designed for H‑series motorised shoe valves. It features a manual override lever for filling, fast opening (≤ 35 s) and closing (≤ 20 s), and a voltage‑free SPST contact — ideal for controlling central heating or hot water flow in domestic or commercial systems.
The Danfoss HP28 2‑Port Motorised Valve 28 mm (part 087N6611) is a robust motorised zone valve with external compression connections, shoe‑type valve body and integrated actuator. Designed for domestic heating systems with 28 mm pipework, it offers reliable open/close control, tight shut‑off and compatibility with both copper and iron pipe installations.
The Danfoss HS3 22 mm 3‑Port Motorised Valve (Part 087N6613) combines a robust 22 mm external‑compression valve body with a responsive actuator, engineered for mid‑position diverting control in modern heating systems. Ideal for two‑zone or multi‑zone set‑ups, it delivers reliable performance and a seamless fit for upgrades or replacements.
The Danfoss WC4B Wiring Centre (part 087N739900) is a mains-wired junction box tailored for modern heating and hot-water systems. Featuring a spacious 16-way terminal block and pre-cut wiring links, it delivers a clean, simplified wiring layout for efficient installation and service.