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The Connection Best BDB 51 is a solid machined brass power distribution block for car audio, splitting a main power or ground feed to multiple amplifiers. It takes one 1/0 AWG and one 2 AWG cable plus three 4 AWG cables, and includes an 8 AWG adapter.
If you need fused outputs, see the BFD 21 and BFD 41 AFS fused distribution blocks.
Key specifications
- Model: Connection Best BDB 51
- Positions: 4 (manufacturer rating)
- Connections: one 1/0 AWG, one 2 AWG, three 4 AWG
- Adapter: 8 AWG adapter included
- Cable range: 8 AWG to 1/0 AWG
- Construction: SMB™ solid machined brass, polycarbonate casing
- Finish: platinum satin
The Connection Best BDB 51 is a solid, well-built distribution block designed to split power cleanly from your main feed to multiple amplifiers.
BDB 51
- Distribution system with 4 positions
- One input accepts 1/0 AWG
- One input accepts 2 AWG
- Three outputs accept 4 AWG
- Includes 8 AWG adapter
Connection by Audison
- POLYCARBONATE casing, strong and scratch resistant.
- 8 AWG to 1/0 AWG inputs for any current demand.
- SMB™ (Solid Machined Brass) construction for improved current transfer.
- PLATINUM SATIN finish for enhanced cosmetics.
- KNURLED SCREWS for low-loss contact with the cable strands.
- RECESSED inset cable collar for protection against "stray" wire strands.
- TWO CONVENIENT SIZES in the range: 5 position and 11 position.
Explore the full range in Connection.
Specification
| Shape | Square |
|---|---|
| Series | Best |
| Article Number | BDB 51 |
| Country of Manufacture | China |
More specs
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What's Included
- Audison Connection Best BDB 51
Connection
About the Connection BDB 51
From our tech experts at CEN
Connection installation hardware: a distribution block for splitting power cleanly between amplifiers.
Who it suits
Anyone fitting amplification properly. Connection is Audison’s cable and integration brand, built to the same standard as the electronics. This is the part of an install nobody sees and everybody regrets skimping on.
Our tech experts advise
Fusing belongs at the battery end, within inches of the terminal, and cable gauge has to suit both current draw and run length. Most electrical gremlins in car audio trace back to connections rather than components. get in touch. See car audio installation.
Explore the full Connection range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all Connection
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Frequently Asked Questions
Q: What cable sizes does the BDB 51 accept?
A: It has one 1/0 AWG and one 2 AWG connection plus three 4 AWG connections, and an 8 AWG adapter is included, so it covers cable from 8 AWG up to 1/0 AWG.
Q: What is the BDB 51 used for?
A: It splits a single main power or ground cable into several smaller runs, for example when feeding more than one amplifier from one cable from the battery.
Q: Does the BDB 51 come with an 8 AWG adapter?
A: Yes, an 8 AWG adapter is included.
