Name: 6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit
Brand: Heart Horse
SKU: 635491078
Price: 22908.00 JPY
Availability: InStock
Rating: 3.875 (8 reviews)

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

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Description

🔌 Never get stranded again — power up smarter, charge faster!

RUGGED DURABILITY - Silicon-sealed, vibration-proof, and IP68 rated for extreme off-road and marine conditions
SMART VOLTAGE CONTROL - Auto/manual modes with real-time voltmeter for precise battery management
UNIVERSAL COMPATIBILITY - Perfect for cars, RVs, boats, ATVs, and more — power your adventures without compromise
ALL IN ONE INSTALLATION KIT - Includes cables, terminals, fuses, and accessories for hassle-free DIY setup
RELIABLE DUAL BATTERY ISOLATION - Automatically switches charging between primary and secondary batteries to prevent power drain and ensure engine start

The 6M 12V 140 Amp Split Charge Relay Kit by Heart Horse is a robust dual battery isolator with built-in voltmeter and automatic/manual switching. Designed for professional-grade reliability, it protects your main battery while efficiently charging a secondary battery. With IP68 waterproof rating and a complete installation kit, it’s engineered for seamless use across vehicles, boats, and off-road rigs, ensuring you stay powered and ready wherever the road or water takes you.

Specifications

ASIN	B0CY23GWRM
Best Sellers Rank	3,137 in Automotive ( See Top 100 in Automotive ) 5 in Car Relays
Brand	Heart Horse
Coil Voltage	12 Volts
Connector Type	Clamp
Connector type	Clamp
Contact Current Rating	140 Amps
Contact Material	Silver Alloy
Contact material	Silver Alloy
Country Of Origin	China
Current Rating	140 Amps
Current rating	140 Amps
Customer Reviews	4.2 out of 5 stars 50 Reviews
Item Weight	1130 Grams
Manufacturer	YYGS_AMZgb
Manufacturer Part Number	sku3919-yy
Minimum Switching Voltage	13.3 Volts (DC)
Model Number	sku3919-yy
Mounting Type	DIN Rail Mount
Mounting type	DIN Rail Mount
Number of Terminals	2
Operation Mode	Automatic
Operation mode	Automatic
Wattage	1680 watts

Reviews

D**N

Chaaaaaaaaaaarge!!!

Great kit and super easy to install. Charges both batteries up brilliantly. Good price and quality. Happy with purchase and definitely recommend.

22.02.2026

L**O

Good

6.05.2025

M**M

Rubbish by victron

Broken after 3 months best to buy a victron or others

4.08.2026

N**N

top

günstiges Relais, tut was es soll und läd dieAufbaubatterie mit

26.05.2025

A**8

Tutto ok ma sono 5 metri non 6.

Attenzione se vi servono proprio 6 metri perché in realtà sono 5.

12.03.2026

A**S

Stopped working after a short time

Stopped working not worth the money

21.08.2025

J**O

Muy biem

Perfecto

15.03.2026

E**.

Buen producto

Perfecto

8.12.2025

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

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¥22908

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago