Click to enlargeT-Spec VDB4 4-Position Distribution Block w/Cover
Manufacturer: T-SpecPart #: VDB4SKU: 89492
Add $63.01 more to qualify for free shipping.
Item #: 89492
Category: Busbars, Connectors & Insulators
● In stock — ships fast from US warehouses
- Ships from US warehouses
- Free shipping on orders over $99
- Secure checkout — your info is protected
- Genuine marine-brand parts, not knockoffs
- 30-day returns
- Marine parts support — we know boats
Description
VDB4 4-Position Distribution Block with Cover T-Spec designed their VDB4 distribution block to handle the high-current power distribution for four (4) power sources while keeping your wiring connected securely and looking neat. You can also use this hefty little block to combine the ground wires of four (4) sources to a single grounding point.
Solid black nickel-plated brass construction ensures reliable power flow, and an impact-resistant polycarbonate cover protects your connections from the weather. Features: One (1) 1/0 to 4 AWG into four (4) 4/8 AWG out TPE wrapped soft touch Dual sizes gasket set Water-resistant Solid brass construction Black nickel finish T20 Torx® screws Gate lock technology In the Box: Distribution block with one (1) 1/0 set-screw input and four (4) 4 or 8 AWG set-screw outputs Plastic cover (attached) 3 Rubber grommets and sleeves (pre-installed on input and outputs) Two 1/2" screws *Sold as an Individual
California Prop 65 Warning: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Specifications
| Brand | T-Spec |
|---|---|
| Part Number | VDB4 |
| EverTide SKU | 89492 |
| UPC | 086429390632 |
Specifications are provided by the manufacturer. Confirm fitment for your application before ordering, or contact us and we'll help.
Complete your setup
Returns & warranty
Returns are accepted within 30 dayson items that are unused and in their original packaging. Some items may be subject to a manufacturer restocking fee. Special-order items may not be eligible — if you're unsure, ask us before ordering.
T-Spec productscarry the manufacturer's standard warranty. For a warranty claim or a return authorization, see our full returns policy or contact us.
Electrical — frequently asked
- What’s the difference between marine wire and regular wire?
- Marine wire uses tinned (tin-coated) copper strands that resist the corrosion salt air causes, and it’s more finely stranded so it flexes with vibration without breaking. Standard automotive or household wire corrodes and fails much faster in a marine environment.
- How do I size a fuse for a marine circuit?
- Size the fuse to protect the wire, not just the device. Match the fuse rating to the wire gauge’s safe current capacity so the fuse blows before the wire overheats. When adding a new circuit, follow the wire manufacturer’s ampacity chart for the gauge and run length you’re using.
- Do I need a battery switch on my boat?
- A marine battery switch is strongly recommended. It lets you disconnect the battery for storage or service, isolate a failed battery, and — on multi-battery setups — choose which bank powers the boat. It’s a core safety and reliability component.
Customer reviews
No reviews yet — this product.
Fast shipping
Ships from US warehouses — free over $99
The right part
Marine-grade parts matched to your boat
Real support
Questions? We know boats — call or email



