Bussmann TB300-10B Ten-Pole Barrier Terminal Block Connector, 600V/30A

Bussmann TB300-10B Ten-Pole Barrier Terminal Block Connector, 600V/30A

The Bussmann TB300-10B is a genuine Eaton TB300 series panel mount terminal block connector engineered for reliable power distribution and control wiring in commercial and industrial equipment. This double-row, barrier-style, ten-pole terminal block is rated 600V, 30A with a 7500V breakdown voltage rating, and it uses #8-32 TPI screw terminals to provide secure, vibration-resistant connections at each pole. Tin-plated brass terminals paired with nickel-plated brass Phillips-slot screws deliver durable, corrosion-resistant conductivity in a compact black barrier housing sized for space-conscious panel mount installations.

Key Features

• Configuration: Double-row, barrier-style, ten-pole layout keeps high-density panel wiring organized and separated for safer servicing.
• Connection Type: #8-32 TPI screw terminals with nickel-plated brass Phillips-slot screws provide a secure, serviceable mechanical connection at every pole.
• Electrical Rating: Rated 600V, 30A with a 7500V breakdown voltage rating, suited for demanding control and power distribution circuits.
• Durable Construction: Tin-plated brass terminals resist corrosion and maintain consistent, low-resistance conductivity over years of service.
• Finish: Black barrier block housing paired with nickel-plated brass hardware for long-term appearance and performance.
• Compact Footprint: Measures 3.25 x 1.33 x 0.81 IN, a space-conscious size that fits tightly inside enclosures and control panels.
• Panel Mount Design: Purpose-built for direct panel mounting, simplifying installation in OEM and field-built assemblies.

Technical Specifications

• Amp Rating: 300 A
• Voltage Rating: 7500 V
• Dimensions (L x W x H): 3.25 x 1.33 x 0.81 IN
• Poles: Ten-pole
• Screw Thread: #8-32 TPI
• Row Configuration: Double row, barrier style

Typical Applications

• Panel-Mount Terminal Wiring for control cabinets and enclosures
• Industrial Control Panel Assemblies requiring organized multi-pole wiring
• Power Distribution Points within switchgear and equipment panels
• OEM Equipment Panel Wiring on manufactured electrical assemblies
• Electrical Enclosure Terminal Connections for field and factory wiring

Why Bussmann?

Bussmann is a trusted Eaton brand recognized for durable, precision-engineered electrical components used across commercial and industrial installations. The TB300-10B combines tin-plated brass terminals, nickel-plated brass Phillips-slot screw hardware, and a rugged double-row barrier-block design to deliver dependable, long-lasting terminal connections. For panel builders and electrical professionals who need consistent performance at 600V, 30A with a 7500V breakdown voltage rating, the Bussmann TB300-10B is a proven choice backed by the Eaton TB300 series platform.