Save up to 15% OFF on all Solar Panels. Shop Collection

Sold out
38% off

Heavy Duty 400A Bus Bar 12V 48V DC Waterproof Power Distribution Block with 4 x 3/8" Studs Automotive Marine Battery Terminal Distribution Block with Cover - Negative&Positive

Sale price $49.99 Regular price $79.99
Questions or Bulk Orders?

Talk to Real Experts Anytime

Lifetime tech support from our in-house specialists

Hassle Free Warranty

Effortless Warranty for Your Ease.

Unbeatable Value, Guaranteed

Find it cheaper elsewhere? We'll match it.

Over 25 years of
solar industry experience
Trusted by
10,000+ American
customers
Hassle-free 30-day
return policy
Industry-Leading
Warranty
About this product

What it is, and what it is for

  • 400A Heavy Duty: The 12V Bus Bar rated 400A, besides, this power distribution block can work with MAX 48V DC & 300V AC 
  • Superior Material: The 400A bus bar terminal block features 8mm(0.32") thicker copper bus bar plate with stainless steel studs and nuts. Red Positive Busbar and Black Negative(Ground) bus bar as a pair 
  • 3/8" Stud Terminal: The battery copper bus bar terminal block includes 4 x 3/8" studs and 3 x #10(M5) screw terminals, which makes the 12V junction block able to accept larger size terminal connectors and wires. The nylon bottom is also secured by M10 post which makes it more fixed and won't strip 
  • Unique Cover & Nuts: Each power busbar will come with a protect cover and two nuts, which helps to shelter as much exposed area as possible to reduce the risks of accidental contact and prevent short circuit, makes the circuit safer 
  • Wide Application: The 12 volt buss bar with cover aims to make the wiring of circuit become neat and tidy, preventing mess harness from causing electric short circuit, it is suitable for automotive, car, truck, marine, boat, solar wiring 
Common questions

Before you order.

If yours isn't here, ask an engineer. It costs nothing and it's the step most people skip.

What if I'm not sure this is the right product?

Ask before you order. Send us what you need to run, or your pool or well figures, and an engineer will confirm the choice — it costs nothing. Or use the finder below, which sizes from what you actually run and shows its reasoning.