The Hulk 12 Volt 40 Amp is a fully automatic 6-Step In-Vehicle or Under-Bonnet DC to DC charger, designed to keep your auxiliary batteries fully charged to their optimum level whilst driving or with solar panels when vehicle is parked. The HU-6540 is rugged and also suitable for installation in marine applications.
The Hulk 12 Volt 40 Amp is a fully automatic 6-Step In-Vehicle or Under-Bonnet DC to DC charger, designed to keep your auxiliary batteries fully charged to their optimum level whilst driving or with solar panels when vehicle is parked. The HU-6540 is rugged and also suitable for installation in marine applications.
in 23 offers
The lowest price for Hulk 4x4 40A 12V Battery Charger DC-DC HU6540 right now is $449.00 at PPD Performance, compared across 20 retailers.
The all-time low was $390.00 on 27 Mar 2024 — today's price is 15% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 27 Sept 2026.
Hulk 4x4 40A 12V Battery Charger DC-DC HU6540
The Hulk 12 Volt 40 Amp is a fully automatic 6-Step In-Vehicle or Under-Bonnet DC to DC charger, designed to keep your auxiliary batteries fully charged to their optimum level whilst driving or with solar panels when vehicle is parked. The HU-6540 is rugged and also suitable for installation in marine applications.
The Hulk 12 Volt 40 Amp is a fully automatic 6-Step In-Vehicle or Under-Bonnet DC to DC charger, designed to keep your auxiliary batteries fully charged to their optimum level whilst driving or with solar panels when vehicle is parked. The HU-6540 is rugged and also suitable for installation in marine applications.
Last updated at 27/09/2026 06:36:04
Hulk 4X4 - DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Free delivery
DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Free delivery
HULK HU6540 DC-DC BATTERY CHARGER 12/24V 40a MULTI STAGE 3x 12V
Free delivery between Tue – Thu
HULK 4X4 DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Delivery $15
Dcfordc Fully Automatic Battery Charger For 40 Amp 12V by Hulk 4X4 - Outback Equipment Australia - Electrical Gear & Accessories
Delivery between Wed – Fri $25.80
Hulk 4x4 40A 12V Battery Charger DC-DC HU6540
Free delivery between 28 Sept – 9 Oct
Hulk 4x4 DC-DC Dual Battery Charger 12/24V 40A
Delivery $12
DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Free delivery between 30 Sept – 10 Oct
Hulk DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Delivery between Tue – Sat $13.25
DC-DC BATT CHARGER 12/24V 40a
Delivery $15
Hulk 4X4 - DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Free delivery
DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Free delivery
HULK HU6540 DC-DC BATTERY CHARGER 12/24V 40a MULTI STAGE 3x 12V
Free delivery between Tue – Thu
HULK 4X4 DC-DC Fully Automatic Battery Charger - 40 Amp 12V
Delivery $15
Dcfordc Fully Automatic Battery Charger For 40 Amp 12V by Hulk 4X4 - Outback Equipment Australia - Electrical Gear & Accessories
Delivery between Wed – Fri $25.80
