HLN International

04/09/2026

HLN 8kW air heater, a real 8kW output unit.

This is a COMPLETE teardown and look into the NEW HLN real 8kw diesel heater. This thing is built like no other heater out there. Very very interesting. I am...

12/11/2025

HLN 20kW hydronic heater, a powerful unit.

A viewer asked if one of these diesel hydronic heaters could actually heat a building — like a cabin, Off gird shack, or a well pump house. I sent that ques...

10/17/2025

HLN Aerolyn 2kW air heater, a compact and quiet choice.

🔥 The HLN Aerolyn 2K, the compact diesel air heater built for small rigs, van conversions, and tiny campers. Get it HERE! - https://www.hlnind-shop.com/col...

10/06/2025

HLN Aquano 10K hydronic heater approved to be an efficient and robust choice.

🔥 Can a Steel Heat Exchanger Beat Aluminum? Shocking 67% Efficiency – 10kW Diesel Heater Review & TestSteel heat exchangers usually mean one thing: low effi...

09/30/2025

HLN Aquano 5K Hydronic diesel heater test

Boost cold-weather performance with the HLN Aquano 5K Diesel Coolant Heater — perfect for preheating your engine, fuel, and cabin without idling. This 5,000m...

09/16/2025

HLN Aerolyn 4000, 4kW air heater installed on a Sprinter van.

⬇️ Click "SHOW MORE" ⬇️Aerolyn 4000 Pro - Air diesel heater from HLN----------------------------------------------------------------My name is Kevin.Nomad | ...

09/13/2025

Testing the very efficient HLN Aquano 5K hydronic heater. Great for vanlife hot water needs or engine pre-heat.

🔥 The Most Efficient Diesel Hydronic Heater I've Ever Tested – Aquano 5kW Review & Test ResultsLink to 5kw heater - https://www.hlnind-shop.com/products/aq...

09/09/2025

A look inside of the HLN Aerolyn 2000 air heater - 2kW.

Taking this apart again, this is nice.A relatively hardy little heater this one. Next video we'll fire it up on the test bench.For US/Canada/Australia/NZ, c...

08/30/2025

A nice comparison video of Webasto and HLN diesel coolant heaters, from the great Youtube channel Ovens Garage!

Today I compare this HLN Aquano 5k diesel coolant heating unit with the popular Webasto Thermo Top Evo 5k diesel coolant heater. Let's see how they stack up!...

08/30/2025

A great video about HLN's genuine 8kW heat output air heater. By David McLuckie

It's big. About double the size of the 4KW. In part 1, I'll take it apart and look inside.[email protected]" rel="ugc" target="_blank">https://hlndieselheaters.co.uk/[email protected]

08/26/2025

HLN heaters are designed for tough jobs!