Eberspacher / Espar

Espar / Eberspacher Hydronic S3 D4E CS 12V Diesel Water Heater kit with Pro controller

$1,190.00
Core Features & Benefits
  • Features & Benefits
  • Enjoy a comfortable interior before you even set off, making every journey more enjoyable.
  • Features & Benefits
  • Reduce stress on your engine and prolong its life by preheating before ignition.
  • Features & Benefits
  • Included Pro controller offers an integrated temperature sensor and simple plug 'n' play installation.
  • Features & Benefits
  • With its compact size, the heater is suitable for both land and water applications.
Select additional options (Optional):
Extended Warranty for Peace of Mind:
Warranty Information
Adding… The item has been added
Shipping:
Calculated at Checkout
Availability:
Usually ships in 24 hours
  • Free Shipping in US
    on orders $499
  • 24/5 Customer Support
    Shop with an expert
  • Easy Returns
    14-day Returns
  • Free Shipping in US
    on orders $499
  • 24/5 Customer Support
    Shop with an expert
  • Easy Returns
    14-day Returns

ESPAR HYDRONIC S3 D4E 12V DIESEL WATER HEATER WITH PRO CONTROLLER

Boost your vehicle's heating system with the Espar Hydronic S3 D4E 12V Diesel Water Heater with Pro Controller. Experience fast interior pre-heating, smooth engine starts, and efficient window defrosting, ensuring a comfortable and convenient ride every time.

Its wide range of installation options make it perfect for both land vehicles and marine applications.

FEATURES OF ESPAR HYDRONIC S3 D4E 12V WATER HEATER

Experience a warm and inviting cabin environment, even on the chilly days.

Ensure smooth engine starts, minimize wear on components, and improve overall fuel efficiency.

Easily clear frost and ice from your windows, enhancing visibility and safety.

Compact design allows for simple installation in a wide range of vehicles and marine applications.

Experience a warm and inviting cabin environment, even on the chilly days.

Ensure smooth engine starts, minimize wear on components, and improve overall fuel efficiency.

Easily clear frost and ice from your windows, enhancing visibility and safety.

Compact design allows for simple installation in a wide range of vehicles and marine applications.

EFFICIENT HEATING FOR ANY OCCASION

Whether you're driving a consumer vehicle, an army/military vehicle, or looking for recreational comfort, this heater is designed to meet your needs.

With a heating output ranging from 1300 to 4300 watts, it's the perfect solution for a wide range of vehicles. Its compact dimensions ensure easy installation and flexibility for a variety of setups. Equipped with a Pro controller with integrated temperature sensor, Espar Hydronic S3 D4E offers efficient heating at all times.

ENGINE PRE-HEAT FOR EASY STARTS

Don't worry about cold starts or engine struggles anymore. The Espar Hydronic S3 D4E offers quick interior pre-heating and engine pre-heating, keeping each start safe and smooth.

As a result of its low fuel consumption, it is not only environmentally friendly but also economically efficient.

EFFICIENT WINDOW DEFROSTING

Espar Hydronic S3 D4E simplifies the task of defrosting windows during the cold season.

You can quickly clear your windows without the need for scraping or extended waiting. Enjoy clear visibility and get on the road faster, all while saving time and energy.

VERSATILE INSTALLATION OPTIONS

Thanks to its compact size and clever design, the Hydronic S3 D4E can be easily installed in your vehicle's engine compartment. It's not just limited to land vehicles; it's also an ideal heating solution for marine applications.

Boats, vessels, and other marine vehicles can benefit from this heater's quiet and energy-efficient operation, enhancing your onboard comfort.

AUTOPLY PRE-CUT INSULATION KIT YOUR VAN

Improve your heater’s efficiency and stay warm for longer with AutoPly woven fabric insulation!

  • Hydronic D4E 12V heater with mounting bracket
  • EasyStart Pro Timer controler
  • Coolant pump with mopunting bracket
  • Fuel metring pump with mounting accesories
  • Wiring harness
  • Coolant pump harness
  • Water connection sockets (x2)
  • Fuel Standpipe and fuel line
  • Silencer / muffler with Z shape bracket
  • Exhaust Hose - 900mm / 35.4 inch and 300mm / 11.8 inch with end cap
  • Coolant hose
  • Air intake silencer - 760 mm / 29.9 inch
  • Mounting accesories - cable ties, clamps, screws, etc.

Technical Specifications of the Espar / Eberspacher Hydronic S3 D4E CS 12V Diesel Water Heater kit with Pro controller

Part Number:
252933050000 / 252992050000 / 25.2933.05.0000 / 25.2933.05.00.00
Fuel:
Diesel
Voltage:
12V
Heat flow:
4435 - 14672 BTU (1.3 - 4.3 kW)
Fuel consumption:
0.03 - 0.14 gal/h (0.15 - 0.53 l/h)
Power consumption:
5 - 27W
Weight – without coolant and attachments:
4.4 lb (2 kg)
Heater model:
Hydronic 4
Power output:
4kW

Included in the kit:

ESPAR HYDRONIC S3 D4E 12V DIESEL WATER HEATER WITH PRO CONTROLLER

Boost your vehicle's heating system with the Espar Hydronic S3 D4E 12V Diesel Water Heater with Pro Controller. Experience fast interior pre-heating, smooth engine starts, and efficient window defrosting, ensuring a comfortable and convenient ride every time.

Its wide range of installation options make it perfect for both land vehicles and marine applications.

FEATURES OF ESPAR HYDRONIC S3 D4E 12V WATER HEATER

Experience a warm and inviting cabin environment, even on the chilly days.

Ensure smooth engine starts, minimize wear on components, and improve overall fuel efficiency.

Easily clear frost and ice from your windows, enhancing visibility and safety.

Compact design allows for simple installation in a wide range of vehicles and marine applications.

Experience a warm and inviting cabin environment, even on the chilly days.

Ensure smooth engine starts, minimize wear on components, and improve overall fuel efficiency.

Easily clear frost and ice from your windows, enhancing visibility and safety.

Compact design allows for simple installation in a wide range of vehicles and marine applications.

EFFICIENT HEATING FOR ANY OCCASION

Whether you're driving a consumer vehicle, an army/military vehicle, or looking for recreational comfort, this heater is designed to meet your needs.

With a heating output ranging from 1300 to 4300 watts, it's the perfect solution for a wide range of vehicles. Its compact dimensions ensure easy installation and flexibility for a variety of setups. Equipped with a Pro controller with integrated temperature sensor, Espar Hydronic S3 D4E offers efficient heating at all times.

ENGINE PRE-HEAT FOR EASY STARTS

Don't worry about cold starts or engine struggles anymore. The Espar Hydronic S3 D4E offers quick interior pre-heating and engine pre-heating, keeping each start safe and smooth.

As a result of its low fuel consumption, it is not only environmentally friendly but also economically efficient.

EFFICIENT WINDOW DEFROSTING

Espar Hydronic S3 D4E simplifies the task of defrosting windows during the cold season.

You can quickly clear your windows without the need for scraping or extended waiting. Enjoy clear visibility and get on the road faster, all while saving time and energy.

VERSATILE INSTALLATION OPTIONS

Thanks to its compact size and clever design, the Hydronic S3 D4E can be easily installed in your vehicle's engine compartment. It's not just limited to land vehicles; it's also an ideal heating solution for marine applications.

Boats, vessels, and other marine vehicles can benefit from this heater's quiet and energy-efficient operation, enhancing your onboard comfort.

AUTOPLY PRE-CUT INSULATION KIT YOUR VAN

Improve your heater’s efficiency and stay warm for longer with AutoPly woven fabric insulation!

  • Hydronic D4E 12V heater with mounting bracket
  • EasyStart Pro Timer controler
  • Coolant pump with mopunting bracket
  • Fuel metring pump with mounting accesories
  • Wiring harness
  • Coolant pump harness
  • Water connection sockets (x2)
  • Fuel Standpipe and fuel line
  • Silencer / muffler with Z shape bracket
  • Exhaust Hose - 900mm / 35.4 inch and 300mm / 11.8 inch with end cap
  • Coolant hose
  • Air intake silencer - 760 mm / 29.9 inch
  • Mounting accesories - cable ties, clamps, screws, etc.

Choosing Guide

Option Choosing Guide for this product is coming soon, please contact support@heatso.com if you need help picking the right options or have any questions.

Shipping

  • United States - 1-5 Working Days
  • United Kingdom - 2-5 Working Days
  • European Union - 2-7 Working Days
  • Australia / New Zealand - 5-14 Working Days
  • Rest of World - 5-14 Working Days

There may be a delay if the order is shipped to a PO or parcel shop address. Please note, some couriers do not offer shipping to PO boxes.

View full shipping & Delivery information

Returns

You can return or exchange goods within 14 days from the date of purchase if the item is unused and brand new in unopened packaging. You must contact us before returning any goods, though.

View full Returns & Refunds information

Warranty Information

Most heaters come with 2 year warranty + optional 1 year extended Warranty available

  • Parts - 1 Year Warranty
  • Refrigerators - 1 Year Warranty
  • AC Systems - 1 Year Warranty
  • Heavy duty heating equipment (10 kW+) - 1 Year Warranty
  • Other items - 1 Year Warranty

Installation, servicing and maintenance must be done in accordance with manufacturers guidelines. Failure to follow these guidelines will result in voiding your warranty.

We provide free technical and installation support via email or phone to all of our customers who purchase a heater, heater kit or other products from Heatso. We take pride in our customer service and want to ensure that your heater system is properly installed. As a result, if you have any difficulties, please do not hesitate to contact us.

If you require removing and/or refitting your item, please visit a local professional or authorized specialist, if you can not find one you can contact us and we will try to recommend a local partner to assist with the task. The cost of removing and/or refitting this item is not covered by the warranty.

View full warranty Information

Customer reviews

(No reviews yet) 0 out of 5 Write a Review
  • Description

  • Technical Specifications

  • Kit Includes

  • Shipping & Returns