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Heatrae Sadia Wiring Loom Thermistor 7034202

Heatrae Sadia

Heatrae Sadia Wiring Loom Thermistor 7034202

Thermistor wiring loom, part 7034202, for Heatrae Sadia FBM ECO and R PLUS 3 kW cylinders.

At a glance

  • Also known as 1736231
Manufacturer part no.
7034202
Showing prices

£50.40

£42.00 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 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 Heatrae Sadia wiring loom thermistor, part 7034202, is a temperature sensing harness used on Heatrae Sadia hot water cylinders. It carries the thermistor element and its associated wiring so the cylinder control can monitor stored water temperature. This version is designated 120L.

Signs this part needs replacing

  • Temperature readings that are inaccurate or erratic
  • Cylinder failing to reach its set temperature, or overheating
  • Control faults, error codes or lockouts linked to temperature sensing
  • Intermittent heating with no consistent pattern
  • Visible damage to the harness wiring, insulation or connector

Before you order

  • Confirm your cylinder model and size against the fit list
  • Check the part number on the existing harness matches 7034202
  • Confirm the cylinder is a 3 kW model
  • Inspect the connector on the existing harness before ordering

Not sure which part?

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