Eaton L1820CWBK Watertight Locking Connector - IP67
Part Number: L1820CWBK
Quick Summary
The Eaton L1820CWBK watertight locking connector delivers secure, weatherproof power connections for industrial equipment and control panels. In harsh environments, moisture and vibration can cause leaks and intermittent contacts, driving unplanned downtime and maintenance. This design carries RoHS compliance, cULus listing, and robust IP67 protection with a NEMA L18-20 configuration for demanding installations. Back wiring support for #18-10 AWG and a 20A rating simplifies field wiring, reduces torquing issues, and speeds commissioning. Built for durability with a nylon body, nickel-plated brass contacts, and Santoprene sealing, it lowers lifecycle costs in industrial wiring projects.
Product Information
Extended Description
L1820CWBK Eaton: Eaton Arrow Hart watertight locking connector, #18-10 AWG, 20A, Industrial, 120/208V, Back wiring, Black, Steel, Watertight, L18-20, Three-pole, Four-wire, Santoprene thermoplastic elastomeric, 0.36 to 0.84 in, IP67
Product Name
Eaton Arrow Hart watertight locking connector
Catalog Number
L1820CWBK
UPC
032664709128
Product Length/Depth
6.38 in
Product Height
3.82 in
Product Width
4.4 in
Product Weight
1.025 lb
Compliances
RoHS Compliant
Certifications
cULus Listed
Amperage Rating
20A
Degree of protection
IP67
NEMA configuration
L18-20
Number Of Poles
Three-pole
Number of wires
Grounding 4
Torque rating
14-16 lbf-inch
Voltage rating
3ØY 120/208 V
Environmental resistance
NEMA 4X NEMA 4 IP67 NEMA 6 NEMA 6P
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 connector
Device grade
Extra heavy-duty industrial specification grade
Face/body material
Nylon
Material
Santoprene thermoplastic elastomeric
Special features
Watertight
Type
Locking connector
Feature is IP67 and NEMA protection with weatherproof sealing, providing a robust environmental barrier that minimizes equipment exposure. Business impact is reduced downtime and longer service intervals, especially in washdown or dusty environments. Application spans industrial machinery, control cabinets, and outdoor installations requiring durable power connectivity. Feature an IP67-rated enclosure and NEMA L18-20 configuration offers compatibility with three-phase systems while preserving safe, code-compliant operation. Feature back wiring for #18-10 AWG simplifies installation and accelerates wiring workflows, improving field efficiency and reducing labor costs. Feature 20A, 120/208V ratings ensure adequate power delivery for common industrial loads, with a reliable 14-16 in-lbf torque ensuring proper mating. Feature nickel-plated brass contacts and Santoprene seals deliver corrosion resistance and long-term reliability in challenging environments. Feature cULus listing and RoHS compliance support procurement and regulatory alignment for industrial projects.
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FAQs
Installers should prepare conductors within #18-10 AWG, insert into back-wiring terminals, and tighten to the specified torque of 14-16 lbf-in to ensure a secure, low-resistance connection while maintaining IP67 integrity.
The connector uses a three-pole, four-wire L18-20 configuration, rated at 20A with 120/208V, designed for three-phase industrial power distribution and reliable mating with compatible receptacles.
Yes. It carries IP67 protection and NEMA 4X/6 ratings, making it appropriate for washdown, dusty, and harsh environments while preserving connector integrity.
The unit is RoHS compliant and cULus Listed, aligning with regulatory and safety requirements for industrial equipment and wiring devices.
Nickel-plated brass contacts, Santoprene elastomer seals, and a durable nylon body minimize corrosion and wear, reducing maintenance intervals and extending service life in demanding installations.