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Ignition transformer

Part number (MPN)
7736700599
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Source
manufacturer reference
checked 2026-11-05
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does 7736700599 fit?

The sources we checked list 7736700599 (Ignition transformer, Worcester Bosch) for: GR4700IW 25 C NG, GR4700IW 25 C LPG, GR4700IW 30 C LPG, GR4700IW 12 S NG, GR4700IW 12 S LPG, GR4700IW 15 S NG, GR4700IW 15 S LPG, GR4700IW 18 S NG, GR4700IW 18 S LPG, GR4700IW 21 S NG, GR4700IW 21 S LPG, GR4700IW 24 S NG, GR4700IW 24 S LPG, GC7000WP 65 23, GR8701IW 32 C NG, GR8701IW 36 C NG, GR8701IW 32 CB NG STYLE, GR8701IW 36 CB NG STYLE, GR8701IW 40 C NG, GR8701IW 45 C NG, GR8701IW 50 C NG, GR8701IW 32 C LPG, GR8701IW 36 C LPG, GR8701IW 40 C LPG, GR8701IW 45 C LPG, GR8701IW 50 C LPG, GR8701IW 30 R NG, GR8701IW 35 R NG, GR8701IW 40 R NG, GR8701IW 45 R NG, GR8701IW 50 R NG, GR8701IW 30 R LPG, GR8701IW 35 R LPG, GR8701IW 40 R LPG, GR8701IW 45 R LPG, GR8701IW 50 R LPG, GR2300IW 25 C NG, GR2300IW 30 C NG, GR2300IW 25 C LPG, GR2300IW 30 C LPG. Always check the model and serial number on the data plate before ordering.

Does 7736700599 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 7736700599. Ask a Worcester Bosch stockist to confirm.

What should I check before fitting 7736700599?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.