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Danfoss Controls Mid-Position Valve Actuator 087N658700

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Danfoss Controls Mid-Position Valve Actuator 087N658700

Actuator for a mid-position valve, part number 087N658700, used with Danfoss Controls valve assemblies.

Manufacturer part no.
CTHSA3
Showing prices

£48.95

£40.79 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The 087N658700 is an actuator for a mid-position valve used on Danfoss Controls valve assemblies in domestic heating systems. It drives the valve so that a single valve can serve both the heating and hot water circuits. The actuator is the motorised head that sits on the valve body and moves it in response to the programmer and thermostat.

Signs this part needs replacing

  • The valve no longer moves to mid-position, so heating and hot water do not run together as they should
  • The actuator hums or runs continuously without moving the valve
  • Heating or hot water fails to come on when called for by the programmer or thermostat
  • The valve sticks in one position, leaving one circuit permanently hot or cold

Before you order

  • Confirm the existing actuator part number matches 087N658700
  • Check that the valve body it mounts to is a Danfoss Controls mid-position valve
  • Inspect the existing wiring and terminal connections before removal
  • Note the valve's current position and the system wiring before disconnecting the actuator

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.