SKU: TDR02040

40A DC-DC Charger with MPPT Solar Regulator

In Stock

Calculate Shipping


Built in digital display
Automatic battery type selection
95% efficient

Voltage: 12V
Power Rating: 40A
Input Voltage: 12V
Charger Type: 8 Stage
Charger/ Analyser: Charger
Ideal Battery Types: Gel, Calcium, AGM & Lead Acid

What is MPPT:

Plain and simple the MPPT function converts excess voltage into amps so that the charge voltage can be kept at an optimal level while the time required to charge the batteries is reduced.

Suitable Applications: 

Keeping your batteries charged doesn’t need to be expensive, the 40A DC-DC Charger is designed for your weekend adventurer, touring enthusiast and your off road junkies!

Backed by a market leading warranty you can have motoring confidence.

Product Features:

MPPT solar regulator will regulate solar panels at maximum efficiency, capable of up to 550W of solar input @ 25V
40A output to charge your auxiliary battery while driving
Automatically switches to the solar input when the vehicle battery is turned off or main battery drops to 11.9V
Splash resistant (not IP rated)
Easy to read and comprehensive LED display

NOTE: The 40A DC-DC has an ignition feed that must be connected, this is to ensure the auxiliary battery does not drain the main battery after the vehicle is turned off.


SKU TDR02040
Brand Thunder
Shipping Weight 0.5000kg

More From This Category


SKU: TDR15100

Electronic Battery Isolator 12v


SKU: TDR06013

Power Distribution Unit


SKU: TDR02108

8A Battery Charger


SKU: TDR02007

12V Battery Box AC/DC


SKU: TDR17012

Battery Monitor Display


SKU: TDR02020

20 Amp DC-DC Charger


SKU: TDR02130

30 Amp 8 Stage Battery Charger


SKU: TDR02104

4A Battery Charger