Best Car Stereo Connecting Blocks in 2026

Ideal for Automotive, Solar and Marine Use - Our 250 AMP 4-post power distribution block busbar is ideal for automotive, car audio, solar, and marine use. Whether you need to consolidate, distribute, or protect your electrical system, our bus bars are excellent for managing wires and distributing power.

Includes Both Red and Black Connectors - With these 2 packs of 4 post power distribution blocks, you will have plenty of connection points for both positive and negative wiring terminals with 5/16" holes. The 4-way bus wiring block will make setting up your electrical systems quick, neat, and easy.

Anti-Corrosive & Even Consistent Flow - Our bus bars 12v are anti-corrosive and constructed to handle high currents. The nickel-plated brass contact plate ensures even and consistent flow and stability. Wire up to 4 accessories. Each bus bar terminal block includes a cover to protect connections from damage and corrosion.

Distribution Block-High Performance 2 Way Copper Car Audio Power/Ground Distribution Block

1-0/2/4 Gauge In,2-4/8 Gauge AWG Out

Solid Brass,Gold-Plated for Corrosion Resistance

Power/Ground Distribution Block

1-0/2/4 Gauge AWG In,2-4/8/10 Gauge AWG Out

Made of High Performance Copper

High Performance 2 way Copper Car Audio Power/Ground Distribution Block

1-0/2/4 Gauge In,2-4/8/10 Gauge out

High Strength, Nonperishable Industrial-grade Plastic Cover

【DISTRIBUTION BLOCK】High quality car audio amp power /Ground distribution block, offers complete protection for your car audio system

【EASY TO INSTALL】Universal car audio power distribution block, screw-down wire clamps. If there is a problem with the product, 90 days replacement

【SUPER DURABLE】Solid Nickel plated with plating for corrosion resistance, snap-in Industrial-grade Plastic Cover. Ensures you get the longevity out of your system that you expect

Power/Ground Distribution Block

Input: Accepts 0GA(1GA)*1,Outputs: Accepts 4GA*3 Wire

Made of High Performance Copper

DISTRIBUTION BLOCK- Input accepts 1/0 2/4 gauge wire, Outputs accepts 4/8/10 gauge wire

EASY TO INSTALL- No Crimping required ,Allen Screw Clamping

INCLUDES- 2 pcs Distribution Block, 4 pcs Screws, 1 pcs Allen Wrenches

1 x 0GA IN, 4 x 4GA OUT: Input accepts 1/0 2/4 gauge wire, Outputs accepts 4/8/10 gauge wire, Come with 2 Pieces car amplifier power distribution, make wiring your system easier with high quality distribution blocks.

4-Way Connection: ideal for multi car amp systems, nickle plated internal materials eliminates the possibility of corrosion, rust, oxidation, or premature wear on speaker wire connection points.

Deep Wire Recesses: VonSom distribution blocks with deep recesses to protect wiring from being left exposed to the elements or other objects that might cause your system to malfuction.

Basic Parameters --- 6*#8 stainless steel terminal screws, 4*5/16" studs. The dimensions: 6.7"Lx1.3"Wx2.1H".

Operating Voltage/Amperage range --- Max voltage: 48VDC. Max continuous amperage: 250A for the entire connection. Maximum intermittent: 20A for each connection (less than 1 minute). So whether your working on a boat, a car, or an RV, we've got you covered.

Built for Safe --- Nickle plated brass busbar plates offer low resistance, maximum conductivity, and corrosion protection. The nylon nuts connect to two external studs to prevent accidental short circuits. A removable Nylon cover keeps metal components from making contact with anything. The insulated nylon base is flame-retardant.

1/0/2 Gauge AWG In 4/8 Gauge AWG Out 2-Way Copper Audio Power/Ground Distribution Block

Solid COPPER GOLD PLATED-High Conductive Finsh,Gold Plated Brass Hardware

Crystal Clear Cover, Heat Resistant Base and Compact Space Saving design

Distribution Block Input: 2GA*1, Outputs: 4GA*2 Wire

Car audio distribution block, Impact Resistant Snap-on Plastic Cover, made Of High Strength, Nonperishable Industrial-grade Plastic

High performance amp power distribution block,Low-resistance, high-current ability

High Performance 3 way Copper Car Audio Power/Ground Distribution Block

1-0/2/4 Gauge In,3-4/8/10 Gauge out （No copper ring,0GA in)

High Strength, Nonperishable Industrial-grade Plastic Cover

Power/Ground Distribution Block

1-0/2/4 Gauge AWG In,2-4/8/10 Gauge AWG Out

Made of High Performance Copper

Distribution blocks suitable for auto car, boat or other vehicles, ideal for multi car amp systems, nickle plated internal materials eliminates the possibility of corrosion, rust, oxidation, or premature wear on speaker wire connection points.

0GA IN and 4GA OUT: Car amplifier power distribution block input accepts 0, 2 or 4 gauge wire, output accepts 4, 8 or 10 gauge wire, come with 2 pieces, make wiring your system easier with high quality distribution blocks.

Solid and Durable: 100% solid construction with plating for corrosion resistance, ensures you get the longevity out of your system that you expect.

【Product Name】- Battery bus bar terminal block, these busbars will come in pairs, include one positive bus bar (red one) and one negative bus bar (black one).

【Terminals & Rating】- Each 12v power distribution block includes - 6 x M8 (5/16") terminal studs. This battery distribution block can handle voltage @ Max 300V AC, 48V DC, and continous amperage @ Max 130A AC, 150A DC.

【Round Corner Base】 - The 12v bus bar is unique round corner base design, which makes the battery terminal block unique and special, looks more extraordinary compared with other busbars.

【Features】This Copper Power Distribution Block 1-0/2/4 Gauge In,2-4/8 Gauge AWG Out.Distribution Block-High Performance 2 Way Copper Car Audio Power/Ground Distribution Block.

【Necessity】Your car need power distribution block offer complete protection for your car audio system,also be used to combine the ground wires of multiple amplifiers to a single grounding point.

【High Quality】Solid Brass,Gold-Plated for Corrosion Resistance.The Cover Is Made Of High Strength, Nonperishable Industrial-grade Plastic.

✔ Hamolar 2 Way Car Audio Power / Ground Distribution Block. Superior corrosion resistance.

✔ 2 Way Connection: 1-0/2/4 Gauge AWG In,2-4/6/8 Gauge AWG Out.

✔ Come with 4 Pieces car amplifier power distribution, make wiring your system easier with high quality distribution blocks.

👍Package Content:1Pc 3 Ways Power Distributor.Type: 1 in 3 Ways Out Design Power Distributor.

👍Total Size:55mm x 40mm x30mm/2.16" x 1.57" x 1.18''(L*W*H).Gauge: Input: 4GA *1.Output: 8GA *3.

👍HIGH QUALITY: The cover is made of ABS engineering grade flame-retardant plastic, which has strong resistance to high temperature. The interior is mainly made of pure copper wires with strong conductivity.

【Heavy Duty】 Max Voltage: 48V DC Max Continuous Currents: 300 Amps. high current combiner box, modular box design, easy wiring configuration.

【High-quality】The base is made of nylon - glass fiber reinforced , ensures great mechanical strength and durability,Has good flame retardant performance. The battery distribution block is made of brass and nickel plated, which is sturdy and rust-resistanted.

【Removable window】Design of 6 detachable windows, the number of windows can be disassembled according to user needs for unobstructed wiring.

Specifications : Input Accepts 1X0/2/4 AWG. Outputs Accepts 2X4/8 AWG Out.

Product Material : Solid Brass,Gold-Plated It Has Better Corrosion Resistance. Polycarbon Plastic shell It Has High temperature Resistance, Not easily broken Features.

Application Area : Applicable to auto, boat or other vehicles, protect your audio system.

★ Product ★ - Four way ground distribution block, car audio power distribution block splitter.

★ Specification ★ - The amp distribution block includes: 1 x Input hole (allow 0/2/4 Gauge In), 4 x Output hole (allow 4/8/10 Gauge Out).

★ Cover ★ - The power distribution block car audio will come with a cover, which can shelter the exposed contact, prevent dust and accidental contact after installing.

【What You Get】2pcs of 12V Power distribution block car audio with transparent covers.

【Product Information】12V Amp wire Power splitter block 2 way, 1 x Input hole, 2 x Output hole, 0/2/4 Gauge AWG In, 4/6/8 Gauge AWG Out.

【Protective Cover】Sturdy snap on plastic cover, made of industrial grade plastic that is not easy to corrode, can cover exposed contacts, waterproof and dust-proof, so that the current of the distribution block is stable.

【1 x (0/4) AWG IN, 2x (4/8)AWG OUT】Our power distribution block adopts input to accept 1/0 or 4 wire, and output to accept 4 or 8 wire, making your system wiring easier, which is very suitable for car audio installation and amplifier wiring.

【Deep Groove Hidden Protection】The power distribution block with a deep groove design can well protect the wiring, effectively prevent the wiring from being exposed to components or other objects that may cause system failure, and make the wiring more durable.

【Easy to Install】The screw-in cable clamp and the impact-resistant plastic cover design make the power distribution block for car audio splitter very easy to install. You only need to connect the cable and cover the plastic cover.

4 Way Car Audio Power/Ground Distribution Block

Universal copper car audio power distribution block, screw-down wire clamps

1 X 0/2/4 Gauge In, 4 X 4/8 Gauge Out, Branch the Main Power/Ground Wire to Connect Multiple Amplifiers

【Heavy Duty】 Max Voltage: 48V DC Continuous Currents: 400Amps with M10 TERMINAL STUDS (Also available in M8) high current combiner box, modular box design, easy wiring configuration.

【High-quality】The base is made of nylon - glass fiber reinforced , ensures great mechanical strength and durability,Has good flame retardant performance. The power distribution block is made of brass and nickel plated, which has good electric conduct performance and sturdy rust-resistant.

【Unique Design】The battery terminal distribution block base has non-slip sponge, increased Stability. And the blank write-on space on the top allows easy labeling for each branch.

Material: Solid structure, nickel-plated internal material, anti-corrosion, high-strength snap-in plastic cover, wear resistance and long service life.

Specifications: 1 x 0 gauge in,3 x 4 gauge Out.

Product features: Installation is very convenient, just put in the wire, tighten the clamp and lock it.

Material: Solid structure, nickel-plated internal material, anti-corrosion, high-strength snap-in plastic cover, wear resistance and long service life.

Specifications: 0/2/4 specifications input, 4/8/10 specifications AWG output.

Product features: Installation is very convenient, just put in the wire, tighten the clamp and lock it.

▶ 4GA *1 Gauge In,8GA *3 Gauge AWG Out

▶ Compatible with Car Power/Ground Distribution Block, suitable for auto car, boat or other vehicles, protect your vehicle's audio's system.

▶ Distribution Ground Distribution Block Block-High Performance 3 Way Copper Car Audio Power, High-current multi-amp outputs

5 WAY DISTRIBUTION BLOCK: 0 Gauge x 1 input, 2 Gauge x 1 + 4 Gauge x 2 + 8 Gauge x 2 output. Input diameter 0.51in; outlet diameter: 0.41in, 0.35in, 0.24in. Linkstyle 5 in 1 car audio power distribution block allows you to connect up to 5 amplifiers to one power supply. Keep your wires neat and tidy!

HIGH PERFORMANCE: The amplifier ground distributor is made of a zinc alloy material that provides excellent conductivity, and maximum power transfer. Also, eliminates the possibility of corrosion, rust, oxidation, or premature wear at speaker wire connection points. Heavy-duty construction for long-term use!

BUILT FOR SAFE: The 12V power ground distribution block with snap-on plastic cover, is strong and unbreakable, covering exposed contacts, waterproof, dustproof, and preventing accidental contact. High-temperature polycarbonate base and cover provide insulation and protection. Keeps you and your devices safe!

1 X 0/2/4 Gauge In, 4 X 4/8/10 Gauge Out. Solid Machined Zinc Alloy Construction gold plated for High Quality Power Transfer

Gold Finish for Superior Corrosion Resistance

High Quality 4 Way Car Audio Power/Ground Distribution Block