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Eberspacher Hydronic S3 D5E/D4E Water Heater Parts

Ensure reliable hot water on demand with genuine Eberspacher Hydronic S3 D5E/D4E water heater parts from Butler Technik! As a certified distributor, we provide authentic components for seamless repairs and maintenance. Experience consistent warmth and comfort in your campervan, motorhome, RV, or boat with our quality-assured solutions. Enjoy same-day dispatch, next-day delivery across the UK, and swift international shipping options.

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71 Products

Eberspacher Hydronic D5WSC Heater to Hydronic S3 D5E 12V Upgrade Kit inc EasyStart PRO Timer

Eberspacher Hydronic D5WSC Heater to Hydronic S3 D5E 12V Upgrade Kit inc EasyStart PRO Timer

Part Number 252993050007

Now £995.00 (ex. VAT) Was £1,448.91 (ex. VAT) Saving £453.91

Upgrade Kit

Eberspacher Hydronic D5WSC Heater to Hydronic S3 D5L 24V Upgrade Kit inc EasyStart PRO Timer

Eberspacher Hydronic D5WSC Heater to Hydronic S3 D5L 24V Upgrade Kit inc EasyStart PRO Timer

Part Number 253009050007

Now £1,322.00 (ex. VAT) Was £2,177.91 (ex. VAT) Saving £855.91

Item out of stock

Eberspacher Hydronic S3 D5E CL Welfare Diesel Water Heater Unit Upgrade 12v | 252971050000 | 252990050000

Eberspacher Hydronic S3 D5E CL Welfare Diesel Water Heater Unit Upgrade 12v | 252971050000 | 252990050000

Part Number 252990050000

Now £945.96 (ex. VAT) Was £1,620.07 (ex. VAT) Saving £674.11

Item out of stock

Eberspacher Hydronic S3 D5E Water Heater Unit and Pump CS 5kw 12v | 252993050000

Eberspacher Hydronic S3 D5E Water Heater Unit and Pump CS 5kw 12v | 252993050000

Part Number 252993050000

Now £675.00 (ex. VAT) Was £1,684.88 (ex. VAT) Saving £1,009.88

Item out of stock

Eberspacher UK Dealer Account Trade Pricing at Butler Technik Apply Now

Eberspacher Hydronic S3 D5L CS Water Heater and Fuel Pump 24v | 253009050000

Eberspacher Hydronic S3 D5L CS Water Heater and Fuel Pump 24v | 253009050000

Part Number 253009050000

Now £1,158.21 (ex. VAT) Was £1,681.63 (ex. VAT) Saving £523.42

Item out of stock

Eberspacher Hydronic S3 D5E CS ECU Control Unit 12v | 252934995000

Eberspacher Hydronic S3 D5E CS ECU Control Unit 12v | 252934995000

Part Number 252934995000

Now £234.68 (ex. VAT) Was £515.21 (ex. VAT) Saving £280.53

Eberspacher Hydronic S3 D5E D4E CL Water Coolant Pump 12V | 252652500000

Eberspacher Hydronic S3 D5E D4E CL Water Coolant Pump 12V | 252652500000

Part Number 252652250000

Now £166.63 (ex. VAT) Was £247.14 (ex. VAT) Saving £80.51

Item out of stock

Eberspacher Easy Touch Digital Heater Fan Matrix Controller

Eberspacher Easy Touch Digital Heater Fan Matrix Controller

Part Number 292100161029

Now £143.82 (ex. VAT) Was £203.66 (ex. VAT) Saving £59.84

Item out of stock

Eberspacher Espar Water Heater Hydronic S3 B5E Petrol Gasoline Kit inc Easy Start PRO 5kW 12v

Eberspacher Espar Water Heater Hydronic S3 B5E Petrol Gasoline Kit inc Easy Start PRO 5kW 12v

Part Number 202051053522

Now £1,028.93 (ex. VAT) Was £1,870.78 (ex. VAT) Saving £841.85

Item out of stock

New In

Eberspacher Espar Water Heater Hydronic S3 D5E Diesel Vehicle Kit inc Easy Start PRO 5kW 12v

Eberspacher Espar Water Heater Hydronic S3 D5E Diesel Vehicle Kit inc Easy Start PRO 5kW 12v

Part Number 252993053522

Now £963.29 (ex. VAT) Was £1,850.54 (ex. VAT) Saving £887.25

Eberspacher fuel pump integrated filter | 201312000006

Eberspacher fuel pump integrated filter | 201312000006

Part Number 201312000006

Now £3.42 (ex. VAT) Was £4.89 (ex. VAT) Saving £1.47

Eberspacher Hydronic S3 HS3 D5E D4E Combi Flame Overheat Sensor | 252652990102

Eberspacher Hydronic S3 HS3 D5E D4E Combi Flame Overheat Sensor | 252652990102

Part Number 252652990102

Now £102.67 (ex. VAT) Was £136.89 (ex. VAT) Saving £34.22

Eberspacher Hydronic S3 D5E D4E Diesel Heater Burner Tube with Gasket | 252652991100

Eberspacher Hydronic S3 D5E D4E Diesel Heater Burner Tube with Gasket | 252652991100

Part Number 252652991100

Now £139.95 (ex. VAT) Was £229.54 (ex. VAT) Saving £89.59

Eberspacher Hydronic S3 HS3 D5E D4E Glow Pin 12V | 252652990109

Eberspacher Hydronic S3 HS3 D5E D4E Glow Pin 12V | 252652990109

Part Number 252652990109

Now £107.57 (ex. VAT) Was £143.42 (ex. VAT) Saving £35.85

Eberspacher Espar Hydronic D5E D4E Heat Exchanger | 252651010100

Eberspacher Espar Hydronic D5E D4E Heat Exchanger | 252651010100

Part Number 252651010100

Now £65.43 (ex. VAT) Was £87.24 (ex. VAT) Saving £21.81

Item out of stock

Eberspacher Hydronic S3 D5E CL ECU Control Unit 12V | 252652995000

Eberspacher Hydronic S3 D5E CL ECU Control Unit 12V | 252652995000

Part Number 252652995000

Now £213.03 (ex. VAT) Was £284.04 (ex. VAT) Saving £71.01

Eberspacher Fuel Metering pump 12v P53 HS3 D6L | 224550050000

Eberspacher Fuel Metering pump 12v P53 HS3 D6L | 224550050000

Part Number 224550050000

Now £187.33 (ex. VAT) Was £291.29 (ex. VAT) Saving £103.96

Eberspacher Hydronic S3 D5E D4E Combustion Air Blower Motor 12V | 252652160000

Eberspacher Hydronic S3 D5E D4E Combustion Air Blower Motor 12V | 252652160000

Part Number 252652160000

Now £134.99 (ex. VAT) Was £179.98 (ex. VAT) Saving £44.99

Webasto Eberspacher Hydronic S3 HS3 D5E D4E Blower Motor Top Cover | 252652010003

Webasto Eberspacher Hydronic S3 HS3 D5E D4E Blower Motor Top Cover | 252652010003

Part Number 252652010003

Now £11.13 (ex. VAT) Was £14.84 (ex. VAT) Saving £3.71

Butler Technik Eberspacher Espar Easy Start Pro controller timer extension harness 4m | 221000353200

Butler Technik Eberspacher Espar Easy Start Pro controller timer extension harness 4m | 221000353200

Part Number 221000352200EXT

Now £46.30 (ex. VAT) Was £66.24 (ex. VAT) Saving £19.94

Eberspacher EasyStart PRO for Airtronic S2 S3 M2 & Hydronic S3 12v 24v Heaters | 221000352200

Eberspacher EasyStart PRO for Airtronic S2 S3 M2 & Hydronic S3 12v 24v Heaters | 221000352200

Part Number 221000352200

Now £83.29 (ex. VAT) Was £147.93 (ex. VAT) Saving £64.64

Eberspacher Hydronic S3 D5E D4E Motor Cover | 252652010004

Eberspacher Hydronic S3 D5E D4E Motor Cover | 252652010004

Part Number 252652010004

Now £11.63 (ex. VAT) Was £11.66 (ex. VAT) Saving £0.03

Eberspacher Espar Coolant Hose Hydronic S3 D5E D4E - 20mm ID 2x 180deg 2m | 221000100106

Eberspacher Espar Coolant Hose Hydronic S3 D5E D4E - 20mm ID 2x 180deg 2m | 221000100106

Part Number 221000100106

Now £68.68 (ex. VAT) Was £91.57 (ex. VAT) Saving £22.89

Eberspacher Hydronic S3 D5E D4E CS S+ Wiring Harness Complete | 252933801100

Eberspacher Hydronic S3 D5E D4E CS S+ Wiring Harness Complete | 252933801100

Part Number 252933801100

Now £261.61 (ex. VAT) Was £348.81 (ex. VAT) Saving £87.20

Eberspacher Hydronic S3 D5E D4E CL LIN Wiring Harness Complete | 252652801100

Eberspacher Hydronic S3 D5E D4E CL LIN Wiring Harness Complete | 252652801100

Part Number 252652801100

Now £221.75 (ex. VAT) Was £295.67 (ex. VAT) Saving £73.92

Eberspacher Hydronic S3 HS3 D5E D4E Burner Gasket Seal | 252652990105

Eberspacher Hydronic S3 HS3 D5E D4E Burner Gasket Seal | 252652990105

Part Number 252652990105

Now £11.15 (ex. VAT) Was £14.86 (ex. VAT) Saving £3.71

Item out of stock

Eberspacher Hydronic S3 D5 E D4 E 24mm Exhaust Silencer Muffler | 221000402100

Eberspacher Hydronic S3 D5 E D4 E 24mm Exhaust Silencer Muffler | 221000402100

Part Number 221000402100

Now £33.59 (ex. VAT) Was £44.79 (ex. VAT) Saving £11.20

Item out of stock

Eberspacher Hydronic S3 D5E D4E Water Heater Coolant Connector 20mm Straight | 252652990501

Eberspacher Hydronic S3 D5E D4E Water Heater Coolant Connector 20mm Straight | 252652990501

Part Number 252652990501

Now £9.26 (ex. VAT) Was £12.35 (ex. VAT) Saving £3.09

Eberspacher Espar Hydronic S3 D5E D4E Water Pump Mounting Bracket | 221000513900

Eberspacher Espar Hydronic S3 D5E D4E Water Pump Mounting Bracket | 221000513900

Part Number 221000513900

Now £3.11 (ex. VAT) Was £4.14 (ex. VAT) Saving £1.03

Eberspacher Espar Hydronic S3 D5E D4E Heater Mount Bracket | 221000514200

Eberspacher Espar Hydronic S3 D5E D4E Heater Mount Bracket | 221000514200

Part Number 221000514200

Now £6.32 (ex. VAT) Was £8.43 (ex. VAT) Saving £2.11

Eberspacher Airtronic S2 M2 Hydronic S3 Heater Fuel Tank Sender Kit Mercedes Sprinter 2006 - 2018 | 292180010418

Eberspacher Airtronic S2 M2 Hydronic S3 Heater Fuel Tank Sender Kit Mercedes Sprinter 2006 - 2018 | 292180010418

Part Number 292180010418

Now £23.05 (ex. VAT) Was £30.73 (ex. VAT) Saving £7.68

Item out of stock

Webasto Fuel Cut Off Switch Kit

Webasto Fuel Cut Off Switch Kit

Part Number 4112369A

Now £67.54 (ex. VAT) Was £90.41 (ex. VAT) Saving £22.87

Item out of stock

Eberspacher or Webasto heater 24mm exhaust Silencer Kit

Eberspacher or Webasto heater 24mm exhaust Silencer Kit

Part Number 24MMSILENCERKIT

Now £51.31 (ex. VAT) Was £102.61 (ex. VAT) Saving £51.30

Item out of stock

Eberspacher Hydronic S3 D5E D4E Sensor Top Cover | 252652990112

Eberspacher Hydronic S3 D5E D4E Sensor Top Cover | 252652990112

Part Number 252652990112

Now £9.40 (ex. VAT) Was £12.53 (ex. VAT) Saving £3.13

Eberspacher Espar Hydronic S3 D5E D4E 90 Degree Coolant Spigot 252652998001

Eberspacher Espar Hydronic S3 D5E D4E 90 Degree Coolant Spigot 252652998001

Part Number 252652998001

£11.74 (ex. VAT)

Eberspacher Espar Hydronic S3 D5E D4E Combustion Air Intake Silencer | 221000400013

Eberspacher Espar Hydronic S3 D5E D4E Combustion Air Intake Silencer | 221000400013

Part Number 221000400013

Now £47.68 (ex. VAT) Was £63.57 (ex. VAT) Saving £15.89

Item out of stock

Showing 36 of 71

The Eberspacher (Espar) Hydronic S3 D5E and D4E diesel water heater parts department is your essential resource for maintaining this advanced heating system. As a certified distributor, we guarantee that all parts are genuine, ensuring the utmost reliability and optimal performance for your water heater.

You'll find crucial sensors like the Combi Flame Overheat Sensor, essential burner parts such as burner tubes with gaskets, and vital electrical components like 12V glow pins and ECU control units and wiring harnesses. We also stock fuel system parts like integrated fuel pump filters, air and exhaust components including blower motors and silencers, and critical coolant system parts like heat exchangers and hoses. Many items are in stock for same-day dispatch, with fast UK and international delivery options.

With extensive filtering by voltage, heating type, and vehicle compatibility, finding the exact part for your campervan, motorhome, RV, or boat is effortless. Trust Butler Technik for authentic Hydronic S3 D5E/D4E parts and enjoy consistent hot water wherever your adventures take you.

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