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Johnson & Starley Solenoid Valve 1000-0505790

Johnson & Starley

Johnson & Starley Solenoid Valve 1000-0505790

240V solenoid valve supplied complete with coil, used on Johnson & Starley Eljan SE and Hispec water heater appliances.

At a glance

  • Appliance family: Eljan SE, Eljan4-SE, Hispec Eljan SE
  • Also known as 1691295
Manufacturer part no.
1000-0505790
Showing prices

£183.44

£152.87 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 Johnson & Starley 1000-0505790 is a 240V solenoid valve supplied complete with its coil. It is a gas boiler and water heater spare used to control gas flow on Johnson & Starley Eljan SE and Hispec appliances. The valve opens and closes under electrical signal from the appliance's control circuit.

Signs this part needs replacing

  • The appliance fails to ignite, with no gas passing through the valve when the control circuit calls for heat.
  • The valve coil shows no continuity, or reads open circuit on a multimeter.
  • The coil overheats, smells burnt, or shows visible scorching or swelling.
  • Gas flow continues when the appliance is not calling for heat, indicating the valve is stuck open.
  • Intermittent ignition or lockout that traces back to an unstable valve coil supply.

Before you order

  • Confirm the appliance model against the fitment list above, as the valve is specific to the Eljan SE and Hispec Eljan SE families.
  • Check the coil voltage marked on the existing valve matches 240V.
  • Inspect the valve body and coil connections for damage before fitting, and isolate the electrical and gas supplies first.
  • Gas-carrying components must be fitted and commissioned by a competent, registered engineer.

Not sure which part?

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

Johnson & Starley Solenoid Valve 1000-0505790