ABB - Installation Products DFRF1421K - MaxGard Fused Male Plug Disconnect Interlocked Receptacle (Nema 12/3R), 100 Amp, 3 Pole 4 Wire, 30 440V, 60Hz
ABB - Installation Products

DFRF1421K

UPC: 708917309758


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Overview

The ABB MaxGard Fused Male Plug Disconnect Interlocked Receptacle (DFRF1421K) is a cutting-edge solution engineered for industrial power distribution systems requiring robust, safe, and reliable connections. Designed by ABB—Installation Products, a leader in industrial electrical solutions—this NEMA 12/3R-rated receptacle delivers a 100 Amp, 3-pole 4-wire configuration optimized for 30-440V, 60Hz applications. Its interlocked design ensures secure, tamper-resistant connections, while the integrated fused plug provides critical overcurrent protection to safeguard equipment and personnel in demanding environments. Built for harsh industrial settings, the MaxGard receptacle features a fiberglass-reinforced thermoplastic polyamide casing that resists impact, corrosion, and extreme conditions, ensuring long-term durability. The patented spring-assisted screw terminals deliver "Tighten and Forget" confidence, eliminating maintenance concerns and reducing downtime. Spring-loaded butt-style contacts maintain optimal contact force across thousands of operations, ensuring consistent electrical performance and minimizing heat buildup. Safety is paramount with the MaxGard system. The dead-front safety shutter prevents access to live parts, and the push-button OFF mechanism allows for quick, controlled circuit disconnection. Lockout-tagout provisions enable easy isolation for maintenance, while the optional padlock pawl enhances compliance with safety protocols. The silver-nickel contact material provides superior conductivity, durability, and corrosion resistance, ensuring reliable operation even in high-vibration or high-moisture environments. Ideal for motor control centers, switchgear, high-current distribution panels, and heavy-duty machinery, the ABB MaxGard Fused Male Plug Disconnect Interlocked Receptacle (DFRF1421K) is engineered to meet the rigorous demands of industrial applications. Trust ABB’s legacy of innovation and quality to deliver dependable power solutions that enhance operational efficiency, safety, and uptime in your facility.
  • 100 Amp, 3-pole 4-wire configuration for 30-440V, 60Hz industrial applications
  • Interlocked design ensures secure, tamper-resistant connections
  • Fused plug provides overcurrent protection for equipment and personnel safety
  • Fiberglass-reinforced thermoplastic polyamide casing resists impact, corrosion, and harsh environments
  • Spring-assisted screw terminals and spring-loaded contacts for maintenance-free, long-lasting performance

Specifications

Amperage Rating
100 Amps
Application
For use with watertight plugs and inlets where portable equipment is on stand by and plugs are not in use
Connection Type
Interlocked Receptacle
Current Rating
100 A
Frequency
60 Hz
Material
Steel
Material
Industrial-grade materials
Nema Rating
NEMA 12/3R
Number Of Poles
3
Number Of Wires
4
Poles
3P4W
Series
MaxGard
Special Features
There are three external lockout points, a door safety switch and a clear shield for test probes
Type
MaxGard Interconnection Systems
Voltage Rating
440 V
Voltage Rating
30-440 VAC
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
35.000 L
Package Weight (Metric)
15.876 kg
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