Description
Worcester Bosch 8737709581 Electrode With Spring – GR8300IW / GR8700IW
The Worcester Bosch 8737709581 Electrode With Spring is a genuine replacement ignition and flame detection component designed for selected Worcester Bosch Greenstar 8000 Life and Greenstar 8000 Style boilers.
The electrode is responsible for igniting the burner and monitoring flame detection to ensure safe and efficient boiler operation.
A faulty electrode can cause ignition lockouts, flame sensing issues or intermittent heating and hot water faults. Replacing the electrode can help restore reliable boiler performance.
Compatible Boilers
Worcester Bosch Greenstar Life GR8300IW Series
Combi Boilers
- GR8300IW 30C LPG – GC No. 47-800-23 (7738100849)
- GR8300IW 30C NG – GC No. 47-800-18 (7738100800)
- GR8300IW 35C LPG – GC No. 47-800-22 (7738100850)
- GR8300IW 35C NG – GC No. 47-800-17 (7738100801)
- GR8300IW 40C LPG – GC No. 47-800-21 (7738100851)
- GR8300IW 40C NG – GC No. 47-800-16 (7738100802)
- GR8300IW 45C LPG – GC No. 47-800-20 (7738100852)
- GR8300IW 45C NG – GC No. 47-800-15 (7738100803)
- GR8300IW 50C LPG – GC No. 47-800-19 (7738100853)
- GR8300IW 50C NG – GC No. 47-800-14 (7738100804)
Regular Boilers
- GR8300IW 30R LPG – GC No. 41-800-04 (7738100860)
- GR8300IW 30R NG – GC No. 41-406-98 (7738100809)
- GR8300IW 35R LPG – GC No. 41-800-03 (7738100861)
- GR8300IW 35R NG – GC No. 41-406-97 (7738100810)
- GR8300IW 40R LPG – GC No. 41-800-02 (7738100862)
- GR8300IW 40R NG – GC No. 41-406-96 (7738100811)
- GR8300IW 45R LPG – GC No. 41-800-01 (7738100863)
- GR8300IW 45R NG – GC No. 41-406-95 (7738100812)
- GR8300IW 50R LPG – GC No. 41-406-99 (7738100864)
- GR8300IW 50R NG – GC No. 41-406-94 (7738100813)
System Boilers
- GR8300IW 30S LPG – GC No. 41-406-93 (7738100858)
- GR8300IW 30S NG – GC No. 41-406-91 (7738100807)
- GR8300IW 35P LPG – GC No. 41-406-92 (7738100859)
- GR8300IW 35P NG – GC No. 41-406-90 (7738100808)
Worcester Bosch Greenstar 8000 Style GR8700IW Series
Combi Boilers
- GR8700IW 30C LPG – GC No. 47-800-13 (7738100839)
- GR8700IW 30C NG – GC No. 47-800-03 (7738100795)
- GR8700IW 35C LPG – GC No. 47-800-12 (7738100840)
- GR8700IW 35C NG – GC No. 47-800-02 (7738100796)
- GR8700IW 40C LPG – GC No. 47-800-11 (7738100841)
- GR8700IW 40C NG – GC No. 47-800-01 (7738100797)
- GR8700IW 45C LPG – GC No. 47-800-10 (7738100842)
- GR8700IW 45C NG – GC No. 47-406-99 (7738100798)
- GR8700IW 50C LPG – GC No. 47-800-09 (7738100843)
- GR8700IW 50C NG – GC No. 47-406-98 (7738100799)
System & Regular Boilers
- GR8700IW 30 P NG – GC No. 41-406-87 (7738100805)
- GR8700IW 35 S NG – GC No. 41-406-86 (7738100806)
- GR8700IW 30 SB NG – GC No. 41-406-83 (7738100837)
- GR8700IW 35 SB NG – GC No. 41-406-82 (7738100838)
Please note: Before placing your order you must check your part matches the Manufacturer Part Number stated above Worcester Fan
For any Worcester Products related products please clink below link :Worcester Spares
For any Worcester Fans please clink below link :Worcester Fan
Worcester PCBs please clink below link :Worcester PCB
Worcester Pump please clink below link :Worcester Pump
Prices: Please note all prices are inclusive of VAT.
At Heating and catering parts,
We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy
We appreciate you buying from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package.
Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday. At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day.
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