Authorized NSI Industries Distributor
NSI Industries M-250 - Mechanical Single-Indent Heavy Duty Lug Crimpers APPLICATIONS: Crimper is a manually operated single-indent compressor tool. It has a wire range of CU-250 MCM to 8 AWG AL-4/0 AWG to 8 AWG. It requires no dies.
NSI Industries

M-250

UPC: 662381055002

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Overview

The NSI Industries M-250 Mechanical Single-Indent Heavy Duty Lug Crimper is a manually operated compressor tool designed for reliable, high-force crimping of copper and aluminum conductors. This tool eliminates the need for interchangeable dies, simplifying setup and reducing tooling costs. With a wire range covering CU-250 MCM to 8 AWG for copper and AL-4/0 AWG to 8 AWG for aluminum, the M-250 handles a wide variety of lugs and splices used in industrial, utility, and electrical contracting applications. Key specifications include a single-indent crimping mechanism that ensures consistent, high-integrity connections. The tool’s compact design and ergonomic operation make it ideal for field use, where space and ease of handling are critical. Unlike hydraulic or battery-powered alternatives, the M-250 requires no external power source, offering immediate readiness and zero maintenance beyond basic cleaning and inspection. The M-250 is engineered for durability, featuring a robust steel construction that withstands the rigors of daily use in demanding environments. Its single-indent compression design delivers uniform crimp profiles, meeting industry standards for electrical conductivity and mechanical strength. This tool is particularly well-suited for applications involving large conductors, such as power distribution, motor control centers, and renewable energy installations. NSI Industries, a trusted name in electrical tooling, backs the M-250 with a commitment to quality and reliability. Distributed by Gross Automation, this crimper is a cost-effective solution for professionals who demand performance without the complexity of die-based systems. Whether you're terminating high-amperage lugs or splicing heavy-gauge conductors, the M-250 delivers consistent results with minimal effort.
  • Manually operated single-indent compressor tool
  • Wire range: CU-250 MCM to 8 AWG, AL-4/0 AWG to 8 AWG
  • No interchangeable dies required for operation
  • Compact, durable steel construction for field use
  • Consistent single-indent crimp profile for reliable connections

Specifications

Connector Type
AL/CU
Crimping Capacity
250 MCM
Handle Color
Red
Handle Type
Steel
Material
Metal
Overall Length
22 IN
Series
M-250
Size
CU-250 MCM to 8 AWG, AL-4/0 AWG to 8 AWG
Warranty
1 Year
Package Dimensions (L x W x H)
22 IN x 5 IN x 1.25 IN
Package Dimensions (L x W x H)
55.88 cm x 12.7 cm x 3.175 cm
Package Weight (Imperial)
6.000 L
Package Weight (Metric)
2.722 kg
Ring Tongue Terminal 0.26 to 1.5 mm / M3.5 - 22 to 16 AWG / MIL 6 - Red

1SET121003R0000

Ring Tongue Terminal 0.26 to 1.5 mm / M3.5 - 22 to 16 AWG / MIL 6 - Red
22-18 AWG Nylon Insulated Ring #8 Stud, 100 Per Pack

R22-8N

22-18 AWG Nylon Insulated Ring #8 Stud, 100 Per Pack
Polycarbonate Insulated Fork Terminal .5-1.5 millimeters squared Bolt Hole M 4

RA4F

Polycarbonate Insulated Fork Terminal .5-1.5 millimeters squared Bolt Hole M 4
Feeder Term Bus Cut BCPD

AST 35/58 BP-C

Feeder Term Bus Cut BCPD
Terminal Block Screw Part

3BSC840098R2

Terminal Block Screw Part
CABLE TERMINATION UNIT

DT01

CABLE TERMINATION UNIT
16-14 AWG Vinyl Insulated Ring #8 Stud - 100 Per Pack

R16-8V

16-14 AWG Vinyl Insulated Ring #8 Stud - 100 Per Pack
16-14 AWG Vinyl Insulated Ring 5/16" Stud, 100 Per Pack

R16-56V

16-14 AWG Vinyl Insulated Ring 5/16" Stud, 100 Per Pack

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