The Worcester Bosch ignition electrode causes the spark that begins combustion within the burner, while flame sensing electrodes are responsible for checking if there is a flame present in the burner to make sure that the boiler doesn't keep supplying gas without a flame.

Brand Name	Worcester Bosch
Colour	N/A
Material	N/A
Manufacturer Model No	87161427520
Wear Type	N/A
Type	Electrode
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Waist Size	aa62cj12fw
Supplier Part Number	87161427520

Brand Name	Worcester Bosch
Colour	None
Material	None
Manufacturer Model No	87161427520
Wear Type	None
Type	IGNITION ELECTRODE
Certifications Met	None
Country of Origin	None
Protects From	None
Waterproof	None
Number of Pockets	None
Boiler Spares Part Number	87161427520
Boiler Spares Type	Combustion & Exhaust
Manufacturer Guarantee	1 Year Guarantee
Pack Size	1
Pieces in Pack/Case	1
Product Type	IGNITION ELECTRODE 11593701