Eaton CRL1420P Locking Plug - NOM cULus Listed
Part Number: CRL1420P
Quick Summary
CRL1420P corrosion resistant locking plug provides secure, back-wired power connections for industrial equipment. This design addresses common field install challenges such as hard-to-reach terminations, wiring faults, and premature wear from harsh environments. The unit carries NOM and cULus listings, underscoring compliance for global installations, while featuring a nickel plated brass contact set and a nylon body built for durability. With its L14-20 configuration and 125/250 V rating, it delivers reliable performance for OEMs and maintenance teams seeking uptime, safety, and scalable power solutions in demanding industrial settings. Secondary benefits include an industrial grip design and clear color coding that simplifies wiring in congested panels and multi-connector installations.
Product Information
Extended Description
CRL1420P Eaton: Eaton corrosion resistant locking plug, #14-10 AWG, 20A, Industrial, 125/250V, Back wiring, Yellow, Safety grip, Corrosion resistant, L14-20, Three-pole, Four-wire, Thermoplastic, 0.38 to 1 in
Product Name
Eaton Arrow Hart corrosion resistant locking plug
Catalog Number
CRL1420P
UPC
040893678665
Product Length/Depth
2.19 in
Product Height
2.75 in
Product Width
2.31 in
Product Weight
0.35 lb
Certifications
NOM cULus Listed
Amperage Rating
20A
NEMA configuration
L14-20
Operating temperature
-20 to 75 °C (-4 to 167 °F)
Torque rating
14-16 lbf-inch
Voltage rating
125/250 V
Wiring method
Back
Environmental conditions
Corrosion resistant
Environmental resistance
Corrosion resistant
Color
Yellow
Contact material
Nickel plated brass
Face/body material
Nylon
Material
Nylon
Allowable wire size
#14-8 AWG
Application
Industrial
Cord diameter
0.38-1 in (9.5 mm-25.4 mm)
Design type
Industrial grip
Device grade
Extra heavy-duty industrial specification grade
Number Of Poles
Three-pole
Type
Locking plug
Feature: Corrosion resistant construction with nylon body and nickel plated brass contacts → Business Impact: Extends service life in harsh environments, reduces maintenance intervals and total cost of ownership → Application: Outdoor enclosures, damp plant floors, and chemical processing areas where exposure to elements is common. Feature: L14-20 three-pole, four-wire configuration rated at 20A and 125/250 V → Business Impact: Enables safe, dual-voltage power distribution for critical equipment without multiple adapters → Application: Industrial automation gear, variable speed drives, and power distribution panels in manufacturing lines. Feature: Back wiring with a 0.38–1 inch cord diameter compatibility and safety grip design → Business Impact: Simplifies field termination, enhances operator safety, and minimizes mis-wiring risk → Application: Panel mount connections and roll-in cable assemblies in control cabinets. Feature: Torque rating of 14–16 lbf-in ensures secure, vibration-resistant connections → Business Impact: Reduces connection loosening during machine start-ups and heavy-duty cycles → Application: High-vibration environments such as packaging and material handling. Feature: Temperature operating range from −20 to 75 °C → Business Impact: Maintains electrical integrity across cold starts and hot production cycles, lowering failure rates → Application: Cold storage, outdoor equipment bays, and high-temperature process lines. Feature: NOM and cULus listed certifications → Business Impact: Supports regulatory compliance and reduces qualification time for multi-region deployments → Application: Global OEMs and integrators deploying in North America and Latin America. Feature: Color-coded yellow housing and industrial grip for quick identification and safer handling → Business Impact: Speeds up maintenance and reduces human error during wiring tasks → Application: Complex control panels with multiple locking plugs and distribution points.
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FAQs
CRL1420P uses the L14-20 NEMA configuration with a three-pole, four-wire arrangement. It supports back wiring and accepts wire sizes from #14 to #8 AWG, making it compatible with a wide range of industrial cables and connectors historically used in control panels and power distribution.
This locking plug is rated for 20A at 125/250 V and operates from −20 to 75 °C. The combination of these ratings supports reliable operation across both cold starts and hot processing cycles, while maintaining electrical integrity in demanding environments.
Ideal for industrial control panels, motor starter assemblies, and power distribution points in harsh environments. The corrosion resistant body and nickel plated contacts provide longevity in damp or chemically challenging areas, while the industrial grip aids safe handling during maintenance.
The device is NOM and cULus listed, offering regulatory compliance across North American markets and supporting international installation programs. These certifications reduce compliance risk for OEMs and integrators deploying in diverse facilities.
Benefit-focused maintenance includes fewer terminal faults due to secure back wiring, minimal corrosion-related failures, and extended service life from durable materials. ROI improves through lower downtime, reduced replacement cycles, and one-part versatility across multiple voltage configurations.