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1. Iron Box

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Rated for 30A, 5-Wire, Iron Box Part # IBX-L2130R Connector, 120/208V, NEMA L21-30R Connector

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Iron Box #ad - Durable dupont nylon housing, strain Relief, and Internal Dust Boot. Heavy duty industrial grade pass and seymour l21-30r connector. Ul listed connector rated for 30 Amps, 120/208V. Mounts onto 10/5 AWG Electrical Cable. Fast shipping - ships wiTHIN 1 DAY.
BrandIron Box #ad
ManufacturerIron Box #ad
Part NumberIBX-L2130R
ModelIBX-L2130R

2. Leviton

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Black-White, 4P, 5W, Leviton 2813 30 Amp, 120/208 Volt 3PY, NEMA L21-30R, Industrial Grade, Locking Connector, Grounding

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Leviton #ad - Solid brass blades and contacts feature improved conductivity, low resistance, low heat, and long life. Internal wiring chambers isolate individual conductors to prevent flashover, arcing, and stray strands of wire. Ergonomically designed fluted body provides an ideal surface for gripping and pulling. Nema and non-neMA configurations available. Super tough nylon body resists damage from severe impact, abrasion and chemicals.
BrandLeviton #ad
ManufacturerLeviton #ad
Height0 Inches
Length0 Inches
Weight0.22 Pounds
Width0 Inches
Part Number2813
Model2813
WarrantyLifetime Warranty

3. Iron Box

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120/208V, L21-30 Generator Plug and Connector Set, 30A, 5-Wire for 6240W Generators, Iron Box # IBX-L2130PR 1, L21-30P + L21-30R

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Iron Box #ad - Durable dupont nylon housing, strain Relief, and Internal Dust Boot. Mounts onto 12/5 AWG Electrical Cable. Fast shipping - ships wiTHIN 1 DAY. Heavy duty industrial grade pass and seymour l21-30p plug and l21-30R Connector. Ul listed plug/connector set rated for 30 Amps, 120/208V.
BrandIron Box #ad
ManufacturerIron Box #ad
Part NumberIBX-L2130PR
ModelIBX-L2120PR

4. Hubbell

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Hubbell HBL2810 Locking Receptacle, L21-30R, 30 amp, 120/208V, Black, 3 Phase

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Hubbell #ad - Application: Heavy Duty Industrial. Standard: nema wd1 and wd5, UL 498. Material: Thermoplastic/Composite. Mounting: Screw Mount. Color: Black.
BrandHubbell #ad
ManufacturerHubbell #ad
Height1.23 Inches
Length3.28 Inches
Weight0.3 Pounds
Width1.7 Inches
Part NumberHBL2810
ModelHUBHBL2810
WarrantyManf Warranty

5. AC WORKS

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AC WORKS Flush Mount Industrial Locking Grade Receptacle NEMA L21-30R

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AC WORKS #ad - Popular for use with Power Distribution Stringers in Convention Exhibition Center. Ul and c-ul Certified. 4-pole and 5-Wire Grounding. Nema l21-30r, 30 amp, 120/208 volt Flush Mount. Convention location Locking Receptacle.
BrandAC WORKS #ad
ManufacturerAC Connectors #ad

6. OCSParts

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OCSParts L21-30R Grounding Locking Connector, cUL Listed, 4 Pole 5 Wire, 30A 120/208V AC, NEMA L21-30 Pack of 5

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OCSParts #ad - Industrial grade grounding connector with 4 poles and 5 wires. Heavy duty construction. Cul listed. Nema designation, amperage, voltage and certification molded on face of device. 30 amps 120/208 volts ac.
BrandOCSParts #ad
ManufacturerAdvanced Component Services, Inc. #ad
Part NumberL21-30R-5
ModelL21-30R-5

7. Iron Box

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10/3 SOOW, 3 Foot, Iron Box # IBX-7795-03 3 ft, 30A/208V, NEMA L6-30P to a L21-30R Plug Adapter

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Iron Box #ad - Extremely flexible and durable - premium flextreme Wire is Oil, Water, Sunlight, Weather Resistant. Electrical ratings - 30a, 10 awg 3-prong Male to 4-Prong Female for Connection from Generator to Transfer Switch. Heavy duty construction - industrial grade pass and Seymour L6-30 Plug and L21-30 Connector, 10 AWG SOOW Cable. Hassle free returns and lifetime warranTY. Superior quality - MADE IN USA.
BrandIron Box #ad
ManufacturerIron Box #ad

8. Iron Box

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6 Foot, Iron Box # IBX-7795-06 6 ft, NEMA L6-30P to a L21-30R Plug Adapter, 30A/208V, 10/3 SOOW

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Iron Box #ad - Hassle free returns and lifetime warranTY. Extremely flexible and durable - premium flextreme Wire is Oil, Water, Sunlight, Weather Resistant. Heavy duty construction - industrial grade pass and Seymour L6-30 Plug and L21-30 Connector, 10 AWG SOOW Cable. Superior quality - MADE IN USA. Electrical ratings - 30a, 10 awg 3-prong Male to 4-Prong Female for Connection from Generator to Transfer Switch.
BrandIron Box #ad
ManufacturerIron Box #ad

9. Iron Box

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1 Foot, 20A/208, 3 Phase, Iron Box # IBX-3239-01 1 ft, NEMA L21-20P to L21-30R Plug Adapter

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Iron Box #ad - Life time warranty - Against Manufacturing Defects. Custom lengths - Available Upon Request. Heavy duty - nema l21-20p locking plug to NEMA L21-30R Locking Connector. Generator plug adapter - adapt your L21-30P Locking Plug to fit your L21-20R Generator Receptacle. Ul listed - tested for voltage Hi-Pot, Continuity, Polarity, and Insulation Resistance.
BrandIron Box #ad
ManufacturerIron Box #ad
Part NumberIBX-3239-01
ModelIBX-3239-01

10. Iron Box

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10/3 AWG, Iron Box # IBX-90773-03 3 ft, NEMA L21-30P to L6-30R Plug Adapter, 3 Foot, 30A/208V

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Iron Box #ad - Custom lengths - Available Upon Request. Life time warranty - Against Manufacturing Defects. Generator plug adapter - adapt your L6-30P Locking Plug to fit your L21-30R Generator Receptacle. Heavy duty - nema l21-30p locking plug to NEMA L6-30R Locking Connector. Ul listed - tested for voltage Hi-Pot, Continuity, Polarity, and Insulation Resistance.
BrandIron Box #ad
ManufacturerIron Box #ad
Weight1 Pounds
Part NumberIBX-90773-03
ModelIBX-90773-03