Terminal Block Covers | McMaster-Carr

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537 Products

Terminal Blocks

Dividers separate live wires and keep your setup tidy

166 products

Modular DIN-Rail Mount Terminal Blocks

Mix and match blocks to get the exact number of circuits you need

90 products

Space-Saving Modular DIN-Rail Mount Terminal Blocks

Snap onto low-profile DIN 2 rail to save space in compact enclosures

37 products

Quick-Connect Modular DIN-Rail Mount Terminal Blocks

Snap wire into place with a clamp instead of fussing with a screw

146 products

Terminal Blocks for Motors

Rotate jumpers to match wye, delta, and other wiring layouts on motors

3 products

Quick-Connect Plug-and-Socket Modular DIN-Rail Mount Terminal Blocks

Pull the plug to cut power and swap out equipment

15 products

Other Products

Distribution Bars

Route electricity within switchboards and battery banks; also known as bus bars

31 products

DIN Rail Spacers

Slide along rails to separate and organize terminal blocks, relays, and other components

1 product

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

47 products

DIN Rail Stops

Keep components such as terminal locks and relays from shifting on rails

11 products