Eaton AH520C7W Pin and Sleeve Connector - IP69K

Part Number: AH520C7W
Manufacturer
Eaton
Part number
AH520C7W

Quick Summary

Pin and sleeve connector from Eaton AH520C7W provides reliable, easy-wiring power connections for three-phase industrial equipment. Maintenance teams struggle with washdown exposure and the need for robust, corrosion-resistant connectors that still install quickly. Its IP67 and IP69K ratings, along with cRUus certification, help meet harsh-water and regulatory requirements across food, beverage, and wastewater facilities. Designed for nylon-bodied back-wire installations, it delivers rugged three-phase performance. The combination of a red nylon body, nickel-plated brass contacts, and back-wire terminals supports fast field assembly while aligning with Eaton Arrow Hart components for streamlined procurement and maintenance schedules.

Product Information

Extended Description

AH520C7W Eaton: Eaton Arrow Hart pin and sleeve connector, IP69K Rated, #12 - #10 AWG, 20A, 3ØY 277/480V, Back wire, Red, Nickel plated brass, IP67, Nylon, Four-pole, Five-wire, grounding, 0.433-0.84in (1.10-2.5cm), Female, 5 HP, Nylon, Three-phase
Product Name
Eaton Arrow Hart pin and sleeve connector
Catalog Number
AH520C7W
UPC
032664732669
Product Length/Depth
8.5 in
Product Height
4.375 in
Product Width
4.375 in
Product Weight
0.826 lb
Certifications
cRUus
Type
Connector
Amperage Rating
20A
Voltage rating
277/408 V
Contact material
Nickel plated brass
Application
Industrial, food and beverage, wastewater treatment
Number of wires
5 Grounding
Number Of Poles
Four-pole
Cord diameter
0.433-0.84in (1.10-2.5cm)
Phase
Three-phase
Environmental resistance
IP67 IP69K
Color
Red
Gender
Female
Horsepower
5 hp
Allowable wire size
#12-10 AWG
Torque rating
10 lbf-inch
Design type
Pin and sleeve connector
Face/body material
Nylon
Material
Nylon
Feature → Business Impact → Application: The AH520C7W uses a four-pole pin and sleeve design with #12-10 AWG conductors, enabling clean, low-resistance connections that reduce heat rise and voltage drop in 20A circuits. This translates to improved reliability in harsh environments such as food processing, wastewater treatment, and industrial automation lines. Application-wise, the nylon body and nickel-plated brass contacts offer corrosion resistance and high integrity under washdown, minimizing downtime and maintenance costs in production zones. Feature → Business Impact → Application: IP67 IP69K environmental sealing protects the connection from water, dust, and chemical exposure, ensuring uptime in wet, dusty, or aggressive surroundings. For installers, back-wire compatibility and a standardized form factor reduce assembly time and training needs. Feature → Business Impact → Application: The device supports 277/408V three-phase systems with 0.433-0.84 inch cord diameter, enabling flexible wiring options and compatibility with common industry gear. Feature → Business Impact → Application: With a 10 in-lb torque rating and a 5-wire grounding scheme, the AH520C7W provides secure, repeatable terminations that resist vibrational loosening in heavy equipment. Industry insight indicates these specs support fast replacement cycles in OEM integrator projects and spare-part inventories, improving ROI and maintenance predictability.

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FAQs

Yes. The AH520C7W supports back-wire termination and is rated for #12-10 AWG conductors. It is a four-pole, five-wire configuration with grounding, designed for secure, field-ready connections in industrial, three-phase applications.
The AH520C7W carries IP67 and IP69K environmental ratings, providing washdown and dust protection. It is cRUus certified, supporting compliance in North American markets and ensuring suitability for harsh process environments such as food, beverage, and wastewater facilities.
The connector is rated for 20A and supports 277/408V three-phase systems with #12-10 AWG conductors. It is ideal for industrial power distribution on machinery, conveyors, and processing lines where frequent washdowns or exposure to moisture occurs.
The pin and sleeve design provides robust, serviceable connections with nickel-plated brass contacts and a nylon body, offering corrosion resistance and durable wear. Back-wire termination speeds installation and reduces field wiring errors, while IP-rated sealing protects against ingress in demanding environments.
To maintain IP67/IP69K performance, ensure proper mating of the connector halves, correct gaskets seating, and secure back-wire terminations per torque recommendations (10 lbf-in). Use compatible Eaton Arrow Hart components and verify wiring adheres to the #12-10 AWG range for reliable, long-term operation.