Eaton L1820PW Watertight Plug - IP67

Part Number: L1820PW
Manufacturer
Eaton
Part number
L1820PW

Quick Summary

Eaton L1820PW watertight locking plug provides reliable three‑phase power connections for industrial equipment. In harsh plants, moisture, vibration, and dust threaten connector integrity and uptime, driving maintenance costs. This unit carries RoHS compliance and cULus listing, plus IP67 and NEMA L18-20 ratings, ensuring rugged performance in washdown and outdoor environments. With back wiring and a durable Santoprene seal, it offers installation efficiency and long-term cost savings for maintenance teams, OEMs, and facility engineers seeking robust, compliant power connections in demanding applications.

Product Information

Extended Description

L1820PW Eaton: Eaton Arrow Hart watertight locking plug, #18-10 AWG, 20A, Industrial, 120/208V, Back wiring, Yellow, Steel, Watertight, L18-20, Three-pole, Four-wire, Santoprene, 0.36 to 0.84 in, IP67
Product Name
Eaton Arrow Hart watertight locking plug
Catalog Number
L1820PW
UPC
040893642222
Product Length/Depth
0.74 in
Product Height
3.86 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
4 Grounding
Torque rating
14-16 lbf-inch
Voltage rating
3ØY 120/208 V
Environmental resistance
NEMA 6P NEMA 6 NEMA 4X NEMA 4 IP67
Allowable wire size
#18-10 AWG
Wiring method
Back
Color
Yellow
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
Special features
Watertight
Type
Locking plug
Feature the watertight locking design withstands washdown and challenging environments, improving uptime and equipment protection; Business Impact reduces downtime, limits corrosion pathways, and extends service life; Application ideal for motors, pumps, and industrial gear operating in wet or dusty settings. Feature compatibility with #18-10 AWG backs wiring and back wiring method, enabling fast field terminations and flexible installation; Business Impact lowers install time and training requirements, while reducing wiring errors; Application suitable for L18-20 three‑pole, four‑wire 3Ø systems at 120/208 V, delivering reliable power for multi‑phase loads; Feature robust nylon body, Santoprene seal, and nickel‑plated brass contacts resist chemical exposure and wear; Business Impact translates to durable performance in harsh environments and longer connector life; Application common in food processing, water treatment, and outdoor equipment; Feature rated 20A with IP67 protection and NEMA 6/4X compatibility, ensuring safe operation in exposure to water and dust; Business Impact supports compliance and safer operation, lowering risk of electrical faults; Application suitable for demanding industrial installations requiring secure, vibration‑resistant connections; Feature torque specification of 14–16 lbf-in ensures proper grip and mating reliability; Business Impact minimizes reworks and provides consistent installation quality; Application benefits any professional who values repeatable, dependable connections in high‑vibration machinery.

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FAQs

Ensure power is isolated, prepare conductors within #18-10 AWG, then thread the wires into the back-wiring terminations per the Eaton specification sheet. Tighten to the recommended torque of 14–16 lbf-in and verify a secure lock with the mating plug. Use proper strain relief and inspect for proper insulation to maintain IP67 integrity.
The L1820PW is a 20A, three-pole, four-wire locking plug configured as NEMA L18-20 for 120/208 V three-phase systems. It features a back-wiring method and is designed for industrial environments requiring reliable, vibration-resistant connections.
Yes. It carries IP67 protection and supports NEMA 4 and 6/6P ratings, making it appropriate for washdown areas and exposure to moisture, dust, and chemicals typical in industrial plants.
The L1820PW is RoHS compliant and cULus listed, aligning with many industrial and regulatory requirements for safe, compliant power connectivity in North America and international installations.
Its watertight locking design reduces ingress-related failures, lowers maintenance costs, and extends connector life. Back-wiring simplifies field terminations, speeding installations, reducing labor time, and improving return on investment for equipment fleets in harsh environments.