Worcester Electrode Kit 87161163810 - High-Quality Replacement Electrodes for Worcester Boilers

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Worcester Bosch Electrode Kit – 87161163810

Genuine Worcester OEM electrode set for Greenstar boilers. This kit restores reliable ignition and flame detection on compatible combi, system and regular models.

  • Manufacturer: Worcester Bosch
  • Part type: Ignition & flame sensing electrodes (kit)
  • MPN: 87161163810 (supersedes 87181070870)
  • GTIN / EAN: 4051516590277
  • Typical kit contents: Ignition electrode + flame sensor, burner gaskets (see pack)

Compatible boilers (examples)

Used across Greenstar families (variant/year dependent). Common fits include:

  • Greenstar i / i (ErP): 25i, 30i
  • Greenstar i Junior: 24i, 28i (Mk5)
  • Greenstar Si: 25Si, 30Si
  • Greenstar Ri (regular): 12–24 kW

Always confirm against your boiler’s data plate/parts list using MPN 87161163810 before ordering.

What this part does

The ignition electrode generates the spark to light the burner, while the flame-sensing electrode proves the flame so the boiler operates safely and efficiently.

When to replace

  • Boiler fails to ignite or locks out on ignition
  • Intermittent flame sensing / flame-loss faults
  • Cracked ceramics, damaged tips or wiring

What's in the box

  • Electrode set (ignition + flame sensor)
  • Burner gasket(s) (where supplied)

Installation & safety

Must be installed by a qualified Gas Safe engineer. After fitting, check electrode gaps per spec, replace seals as required and run full safety/combustion tests.

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