Eaton 9965PWBK Watertight Locking Plug - cULus Listed
Part Number: 9965PWBK
Quick Summary
The Eaton Arrow Hart watertight locking plug provides secure, weatherproof connections for industrial equipment and harsh environments. This design addresses moisture ingress and accidental disconnections that derail uptime in rugged facilities. Certified cULus Listed, with IP67/NEMA 4X and NEMA 4/6 ratings, it meets demanding safety and reliability standards. By supporting #18-10 AWG wiring and back-wiring methods, it delivers installation efficiency and long-term cost savings for automation integrators and maintenance teams. With a three-pole, three-wire configuration designed for non-grounding use, it fits industrial control panels and powered equipment. Its compact nylon body and durable Santoprene seal stand up to rough handling and frequent washdowns. This combination reduces maintenance interruptions and supports compliance across global electrical standards.
Product Information
Extended Description
9965PWBK Eaton: Eaton Arrow Hart watertight locking plug, #18-10 AWG, 20A, Industrial, 125/250V, Black, Watertight, Three-pole, Three-wire, non-grounding, Santoprene thermoplastic elastomeric, 0.36 to 0.84 in
Product Name
Eaton Arrow Hart watertight locking plug
Catalog Number
9965PWBK
UPC
032664708718
Product Length/Depth
6.75 in
Product Height
4.03 in
Product Width
4.59 in
Product Weight
0.585 lb
Certifications
cULus Listed
Amperage Rating
20A
NEMA configuration
Non-NEMA
Number Of Poles
Three-pole
Number of wires
Non-grounding 3
Torque rating
14-16 lbf-inch
Voltage rating
125/250 V
Environmental resistance
NEMA 4X IP67 NEMA 6P NEMA 6 NEMA 4
Allowable wire size
#18-10 AWG
Wiring method
Back
Color
Black
Contact material
Nickel plated brass
Application
Industrial
Cord diameter
0.36-0.84 in
Design type
Watertight locking plug
Device grade
Extra heavy-duty industrial specification grade
Face/body material
Nylon
Material
Santoprene thermoplastic elastomeric
Special features
Watertight
Type
Locking plug
Watertight locking design → Reduces moisture ingress and corrosion risk, extending equipment life and lowering maintenance costs in outdoor or washdown environments. Application: industrial facilities, outdoor equipment, and food-processing lines where exposure to moisture is frequent. Three-pole, non-grounding wiring → Enables reliable non-grounding power distribution in compact control panels, improving panel density and simplifying wiring harnesses for automation projects. Application: factory automation, process lines, and machine controls requiring robust disconnects. Back-wiring method and #18-10 AWG compatibility → Streamlines install-time and speeds field terminations while maintaining secure connections, lowering installation labor costs and improving first-pass wiring acceptance. Application: panel builders and electrical contractors performing mid- to high-volume installations. NEMA/IP environmental resistance → Delivers strong protection against dust and water with NEMA 4X IP67 ratings, ensuring uptime in harsh environments such as outdoor equipment and wash-down zones. Application: outdoor equipment, marine-adjacent facilities, and chemical processing plants. Nickel-plated brass contacts and Santoprene seal → Provide durable conductors with low contact resistance and excellent sealing, reducing replacement cycles and maintenance expense. Application: heavy-duty industrial power connections needing long service life. Color and material combination → Nylon body with black finish offers chemical resistance and rugged durability, supporting long-term reliability in demanding applications. Application: control panels, machinery enclosures, and kiosks in challenging environments.
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FAQs
The 9965PWBK is rated for 20A at 125/250V and accepts #18-10 AWG conductors. It uses a back-wiring method and features a three-pole, non-grounding design with nickel-plated brass contacts, enabling secure, high-current connections in industrial gear. It is designed for industrial panels and equipment that demand robust power connections.
Yes. It features a watertight seal with Santoprene elastomer and a nylon body, and carries environmental ratings including IP67, NEMA 4X, and NEMA 6. This combination protects against moisture, dust, and cleaning processes, helping maintain uptime in washdown areas, outdoor equipment, and harsh industrial settings.
Back-wiring involves inserting the conductors into the rear of the plug within the #18-10 AWG range and securing them with appropriate torque. The device specifies a torque range of 14-16 lbf-in, ensuring a secure, vibration-resistant connection suitable for heavy-duty applications in automation and control panels.
The 9965PWBK is cULus Listed, confirming safety compliance for industrial electrical devices. Its IP67 and NEMA 4X/6 ratings support regulatory requirements for moisture and dust protection in demanding environments, making it suitable for global manufacturing and process industries seeking reliable certification alignment.
Commonly used for industrial power connections on equipment and control panels, this locking plug minimizes accidental disconnects, improves uptime, and reduces maintenance. Its back-wiring capability, compact footprint, and compatibility with #18-10 AWG cables streamline panel wiring in automation and process industries, delivering faster installs and lower lifecycle costs.