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Locking Receptacle, L21-20R, 20 A, 120/208V AC, Three Phase, 4 Pole, Surface Mount, Screw Terminals

  • Mfr # HBL2510SR

  • Zoro # G2205831

product price: 
$
57.85
/ea

Key Features

NEMA Receptacle Configuration
L21-20R
Current Rating
20 A
Voltage Rating
120/208V AC
Phase
Three
Number of Poles
4
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Specifications

Product Information

MFR #
HBL2510SR
Zoro #
G2205831
UPC #
783585234984
Country of Origin
United States

Dimensions

Minimum Wire Size
16 AWG
Maximum Wire Size
8 AWG
Wire Size
#14 to #8 AWG Copper Only

Details

Item
Locking Receptacle
NEMA Receptacle Configuration
L21-20R
Current Rating
20 A
Voltage Rating
120/208V AC
Phase
Three
Number of Poles
4
Number of Wires
5
Wire Connection Type
Screw Terminals
Grounding
Grounded
Housing Color
Gray
Mount Type
Surface
Cover Type
No Cover
Flange Type
Flanged
Standards
CSA Certified C22.2 No. 42, Federal Specification W-C-596, UL 498
Resistance Properties
Corrosion Resistant, Impact Resistant
Special Features
Corrosion resistant
Material
Impact Modified PBT
Grade
Industrial
Wiring Style
Standard
Mounting Type
Surface Mount
IP Rating
IP20
AFCI
No
Shrouded
Yes
For Location
Indoor
For Environment
Dry
Minimum Operating Temperature
-40 Degrees F
Number of Gangs
1
Contact Material
Brass
Horsepower Rating
2 hp
Housing Material
Valox
Polarized
Yes
Connection Orientation
Straight
Market
Industrial
NEMA Enclosure Rating
12, 4X
Maximum Operating Temperature
167 Degrees F
Terminal Designations
Terminals identified in accordance with UL 498 (X, Y, Z, White, Green)
Spring Material
.031" Brass
Lock Type
Twist-lock
Flammability
V2 or better per UL94/CSA 22.2 No.0.17
Amps
20
UL 94 Flammability Rating
V-2

Description

The HUBBELL 20A Locking Receptacle L21-20R is a four-pole, five-wire device rated for use with 120/208V AC three-phase power systems. It features a twist-lock mechanism and is constructed from impact-modified PBT and Valox materials suitable for industrial indoor settings. Alignment arrows with lock/unlock symbols indicate locked or unlocked position, while the catalog number and voltage rating are visible during operation.


Key Features of the HUBBELL 20A Locking Receptacle L21-20R:

  • NEMA Configuration: L21-20R, rated for 20 A at 120/208V AC three-phase

  • Poles/Wires: Four poles, five wires; grounded design

  • Connection Type: Twist-lock with straight orientation and polarized contacts

  • Wire Compatibility: Accepts #14 to #8 AWG copper wire via screw terminals

  • Material Construction: Impact-resistant PBT housing; includes brass contacts and springs; corrosion-resistant properties

  • Mounting Style: Surface mount; non-flanged single-gang configuration

  • Temperature Range: Operates from -40°F to 167°F (continuous up to 75°C)

  • NEMA Enclosure/IP Rating: NEMA Type 1 enclosure; IP20 rated for dry, indoor locations

  • Standards Compliance: CSA Certified C22.2 No.42, Federal Specification W-C-596, UL 498 listed

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