Danfoss Actuator Hpa2 Replaces Sk2 Sz1301 Pmv2

87N657900 Spring return valve actuator use with both paddle & shoe valves. 2 port 4 wire with SPST Aux. Sw.

Danfoss Actuator HPA2 – Replaces SK2, SZ1301, and PMV2
Reliable Replacement Motorised Actuator for Oil Heating Control Systems

The Danfoss HPA2 Actuator is a robust, high-performance replacement for older Danfoss models including SK2, SZ1301, and PMV2. Designed for controlling oil valves and air dampers in domestic and commercial burner systems, the HPA2 ensures accurate modulation and dependable operation. Ideal for heating engineers and technicians working on older Rayburn, Aga, or Nu-Way burners, this actuator keeps your heating system running smoothly and efficiently.

This genuine Danfoss part offers a fast-fit solution and long-term reliability in oil heating installations.

Key Features:

• Genuine Danfoss replacement for SK2, SZ1301, PMV2 actuators

• Designed for oil valve and damper control on pressure jet burners

• Motorised operation with precise positioning

• Plug-in terminal block for easy wiring

• Durable housing for long life and stable performance

Compatible With:

• Suitable for Rayburn, Aga, Ecoflam, Nu-Way, and other burners using SK2, SZ1301, or PMV2

• Ideal for oil heating systems in residential or light commercial installations

• Replaces Danfoss actuator part numbers:

  • SK2

  • SZ1301

  • PMV2

When to Replace:

• If the original actuator fails to operate the oil valve or damper

• Signs of slow or stuck movement

• If experiencing burner lockout due to actuator failure

• During routine servicing or system upgrades

Technical Specifications:

• Model: Danfoss HPA2

• Voltage: Typically 220–240V AC (confirm model specs before ordering)

• Control: 2-position or modulating (depending on setup)

• Drive Time: Approx. 30–60 seconds (varies by installation)

• Mounting: Compatible with Danfoss valve and damper assemblies

• Replaces: SK2, SZ1301, PMV2