The Cole Hersee M-406 Terminal Block is a durable, marine-grade electrical distribution block designed to provide secure and organized wiring connections for marine, automotive, RV, and industrial electrical systems. Featuring an independent hot feed design, this terminal block allows multiple circuits to be connected safely while maintaining reliable electrical performance.

Constructed with nickel-plated brass terminals, the M-406 offers excellent conductivity and corrosion resistance, making it suitable for demanding marine environments. The integrated insulating barrier strips help prevent accidental short circuits between terminals, while the 8-32 terminal screws provide secure wire connections for dependable operation.

Whether you're installing new electrical equipment, expanding a DC power distribution system, or replacing an existing terminal block, the Cole Hersee M-406 delivers professional-quality performance trusted by marine electricians and OEM manufacturers.

Features

• Genuine Cole Hersee® electrical component

• Independent hot feed design

• Nickel-plated brass terminals for excellent conductivity

• Corrosion-resistant construction

• Insulating barrier strips help prevent short circuits

• 8-32 terminal screws

• Durable marine-grade construction

• Easy wiring and maintenance

• Suitable for marine, automotive, RV, and industrial applications

Specifications

• Brand: Cole Hersee

• Manufacturer Part Number: M-406

• Product Type: Terminal Block

• Feed Type: Independent Hot Feed

• Terminal Material: Nickel-Plated Brass

• Terminal Screw Size: 8-32

• Width: 1-5/16" (33 mm)

• Insulation: Isolator Barrier Strips

• Application: Marine electrical systems, automotive wiring, RVs, trailers, industrial control panels, and DC power distribution

Weight

• Approximate Weight: 3.5 oz (0.22 lb / approximately 100 g)