Worcester 87186510420 Pressure Sensor – GR8300IW/GR8700IW/Greenstar 400

Description

Worcester 87186510420 Pressure Sensor – Genuine New

The Worcester 87186510420 pressure sensor is a genuine new replacement sensor for selected Worcester Greenstar boiler ranges. It fits Greenstar 4700iW, Greenstar 8000 Life GR8300iW and Greenstar 8000 Style GR8700iW appliances.

The pressure sensor monitors pressure within the boiler system and sends information to the boiler control electronics. Therefore, a correctly operating sensor helps the appliance monitor system conditions accurately.

This genuine Worcester spare fits many Natural Gas and LPG models. Always confirm the exact boiler model, GC number and appliance number before ordering.

Compatible Worcester Greenstar 4700iW Boilers

Greenstar 4700iW System – Natural Gas

• Greenstar 4700iW 12S NG – GC No. 41-800-07 – Appliance No. 7733600377
• Greenstar 4700iW 15S NG – GC No. 41-800-09 – Appliance No. 7733600379
• Greenstar 4700iW 18S NG – GC No. 41-800-11 – Appliance No. 7733600381
• Greenstar 4700iW 21S NG – GC No. 41-800-13 – Appliance No. 7733600383
• Greenstar 4700iW 24S NG – GC No. 41-800-15 – Appliance No. 7733600385

Greenstar 4700iW System – LPG

• Greenstar 4700iW 12S LPG – GC No. 41-800-08 – Appliance No. 7733600378
• Greenstar 4700iW 15S LPG – GC No. 41-800-10 – Appliance No. 7733600380
• Greenstar 4700iW 18S LPG – GC No. 41-800-12 – Appliance No. 7733600382
• Greenstar 4700iW 21S LPG – GC No. 41-800-14 – Appliance No. 7733600384
• Greenstar 4700iW 24S LPG – GC No. 41-800-16 – Appliance No. 7733600386

Greenstar 4700iW Combi – Natural Gas

• Greenstar 4700iW 25C NG – GC No. 47-800-30 – Appliance No. 7733600371
• Greenstar 4700iW 30C NG – GC No. 47-800-32 – Appliance No. 7733600373

Greenstar 4700iW Combi – LPG

• Greenstar 4700iW 25C LPG – GC No. 47-800-31 – Appliance No. 7733600372
• Greenstar 4700iW 30C LPG – GC No. 47-800-33 – Appliance No. 7733600374

Compatible Worcester Greenstar 8000 Life Boilers

Greenstar 8000 Life C Series – Natural Gas

• Greenstar Life GR8300IW 30C NG – GC No. 47-800-18 – Appliance No. 7738100800
• Greenstar Life GR8300IW 35C NG – GC No. 47-800-17 – Appliance No. 7738100801
• Greenstar Life GR8300IW 40C NG – GC No. 47-800-16 – Appliance No. 7738100802
• Greenstar Life GR8300IW 45C NG – GC No. 47-800-15 – Appliance No. 7738100803
• Greenstar Life GR8300IW 50C NG – GC No. 47-800-14 – Appliance No. 7738100804

Greenstar 8000 Life C Series – LPG

• Greenstar Life GR8300IW 30C LPG – GC No. 47-800-23 – Appliance No. 7738100849
• Greenstar Life GR8300IW 35C LPG – GC No. 47-800-22 – Appliance No. 7738100850
• Greenstar Life GR8300IW 40C LPG – GC No. 47-800-21 – Appliance No. 7738100851
• Greenstar Life GR8300IW 45C LPG – GC No. 47-800-20 – Appliance No. 7738100852
• Greenstar Life GR8300IW 50C LPG – GC No. 47-800-19 – Appliance No. 7738100853

Greenstar 8000 Life R Series – Natural Gas

• Greenstar Life GR8300IW 30R NG – GC No. 41-406-98 – Appliance No. 7738100809
• Greenstar Life GR8300IW 35R NG – GC No. 41-406-97 – Appliance No. 7738100810
• Greenstar Life GR8300IW 40R NG – GC No. 41-406-96 – Appliance No. 7738100811
• Greenstar Life GR8300IW 45R NG – GC No. 41-406-95 – Appliance No. 7738100812
• Greenstar Life GR8300IW 50R NG – GC No. 41-406-94 – Appliance No. 7738100813

Greenstar 8000 Life R Series – LPG

• Greenstar Life GR8300IW 30R LPG – GC No. 41-800-04 – Appliance No. 7738100860
• Greenstar Life GR8300IW 35R LPG – GC No. 41-800-03 – Appliance No. 7738100861
• Greenstar Life GR8300IW 40R LPG – GC No. 41-800-02 – Appliance No. 7738100862
• Greenstar Life GR8300IW 45R LPG – GC No. 41-800-01 – Appliance No. 7738100863
• Greenstar Life GR8300IW 50R LPG – GC No. 41-406-99 – Appliance No. 7738100864

Greenstar 8000 Life S Series

• Greenstar 8000 Life GR8300IW 30S NG – GC No. 41-406-91 – Appliance No. 7738100807
• Greenstar 8000 Life GR8300IW 30S LPG – GC No. 41-406-93 – Appliance No. 7738100858

Greenstar 8000 Life P Series

• Greenstar 8000 Life GR8300IW 35P NG – GC No. 41-406-90 – Appliance No. 7738100808
• Greenstar 8000 Life GR8300IW 35P LPG – GC No. 41-406-92 – Appliance No. 7738100859

Compatible Worcester Greenstar 8000 Style Boilers

Greenstar 8000 Style C Series – Natural Gas

• Greenstar 8000 Style GR8700IW 30C NG – GC No. 47-800-03 – Appliance No. 7738100795
• Greenstar 8000 Style GR8700IW 35C NG – GC No. 47-800-02 – Appliance No. 7738100796
• Greenstar 8000 Style GR8700IW 40C NG – GC No. 47-800-01 – Appliance No. 7738100797
• Greenstar 8000 Style GR8700IW 45C NG – GC No. 47-406-99 – Appliance No. 7738100798
• Greenstar 8000 Style GR8700IW 50C NG – GC No. 47-406-98 – Appliance No. 7738100799

Greenstar 8000 Style C Series – LPG

• Greenstar 8000 Style GR8700IW 30C LPG – GC No. 47-800-13 – Appliance No. 7738100839
• Greenstar 8000 Style GR8700IW 35C LPG – GC No. 47-800-12 – Appliance No. 7738100840
• Greenstar 8000 Style GR8700IW 40C LPG – GC No. 47-800-11 – Appliance No. 7738100841
• Greenstar 8000 Style GR8700IW 45C LPG – GC No. 47-800-10 – Appliance No. 7738100842
• Greenstar 8000 Style GR8700IW 50C LPG – GC No. 47-800-09 – Appliance No. 7738100843

Greenstar 8000 Style CB Series – Natural Gas

• Greenstar 8000 Style GR8700IW 30CB NG – GC No. 47-406-97 – Appliance No. 7738100832
• Greenstar 8000 Style GR8700IW 35CB NG – GC No. 47-406-96 – Appliance No. 7738100833
• Greenstar 8000 Style GR8700IW 40CB NG – GC No. 47-406-95 – Appliance No. 7738100834
• Greenstar 8000 Style GR8700IW 45CB NG – GC No. 47-406-94 – Appliance No. 7738100835
• Greenstar 8000 Style GR8700IW 50CB NG – GC No. 47-406-93 – Appliance No. 7738100836

Greenstar 8000 Style CB Series – LPG

• Greenstar 8000 Style GR8700IW 30CB LPG – GC No. 47-800-08 – Appliance No. 7738100844
• Greenstar 8000 Style GR8700IW 35CB LPG – GC No. 47-800-07 – Appliance No. 7738100845
• Greenstar 8000 Style GR8700IW 40CB LPG – GC No. 47-800-06 – Appliance No. 7738100846
• Greenstar 8000 Style GR8700IW 45CB LPG – GC No. 47-800-05 – Appliance No. 7738100847
• Greenstar 8000 Style GR8700IW 50CB LPG – GC No. 47-800-04 – Appliance No. 7738100848

Greenstar 8000 Style P Series

• Greenstar 8000 Style GR8700IW 30 P NG – GC No. 41-406-87 – Appliance No. 7738100805
• Greenstar 8000 Style GR8700IW 30 P LPG – GC No. 41-406-89 – Appliance No. 7738100854

Greenstar 8000 Style S Series

• Greenstar 8000 Style GR8700IW 35 S NG – GC No. 41-406-86 – Appliance No. 7738100806
• Greenstar 8000 Style GR8700IW 35 S LPG – GC No. 41-406-88 – Appliance No. 7738100855

Greenstar 8000 Style SB Series – Natural Gas

• Greenstar 8000 Style GR8700IW 30 SB NG – GC No. 41-406-83 – Appliance No. 7738100837
• Greenstar 8000 Style GR8700IW 35 SB NG – GC No. 41-406-82 – Appliance No. 7738100838

Greenstar 8000 Style SB Series – LPG

• Greenstar 8000 Style GR8700IW 30 SB LPG – GC No. 41-406-85 – Appliance No. 7738100856
• Greenstar 8000 Style GR8700IW 35 SB LPG – GC No. 41-406-84 – Appliance No. 7738100857

Before ordering, always confirm the boiler range, exact model, fuel type, GC number and appliance number. Finally, compare Worcester part number 87186510420 with the existing sensor.

Delivery, Warranty & Support

Orders placed before 2 pm Monday to Friday can qualify for same-working-day dispatch.

Next-day UK delivery options are also available. Therefore, heating engineers can obtain replacement Worcester boiler parts quickly for urgent repairs.

This genuine new Worcester pressure sensor comes with a 12-month warranty. A 30-day returns service is also available, subject to our returns terms.