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NGB1B020B - 20 Amp Circuit Breaker

  • 20 Amp
  • 25k @ 277VAC; 100k @ 120VAC
  • 1 Pole
Circuit BreakersSKU: NGB1B020B

Purchase Options: New In Box

Quantity
$125.71

NGB1B020B - 20 Amp Circuit Breaker Description

NGB1B020B - 20 Amp Circuit Breaker

Discover the NGB1B020B circuit breaker — a 20 Amp single‑pole breaker engineered for dependable circuit protection in residential, commercial, or light industrial electrical panels. Built to meet stringent UL489 standards and rated for up to 347 V AC, this breaker delivers consistent performance and peace of mind for lighting, outlets, motor loads, and general power circuits. Its compact form and pre-installed load lugs make installation straightforward, saving time and avoiding fuss.

Key Features and Benefits

  • High fault‑current handling: With interrupting ratings of 25 kA at 277 V and 14 kA at 347 V, this breaker can deal with substantial short‑circuit events, protecting downstream wiring and devices.
  • Pre-installed load lugs: Comes ready with load lugs — no extra parts or tools required — making installation quicker and more secure.
  • Space-saving design: The slim, efficient footprint fits easily into standard breaker panels, making it ideal where panel space is limited or for retrofit use.
  • Single-pole 20 A capacity: Perfect for branch circuits powering lighting, receptacles, or small motor loads — balancing protection and efficiency without overkill.

Technical Specifications

  • Rated Current: 20 Amps
  • Maximum Voltage: 347 V AC
  • Interrupting Capacity:
    • 25 kA at 277 V
    • 14 kA at 347 V
  • Poles: 1 (single‑pole)
  • Weight: 0.880 lb
  • Dimensions: Engineered to minimize space demand in panel installation

Material Compliance and Certifications

  • UL489 Certified: Compliant with UL’s rigorous standards for circuit breakers — a mark of proven safety and reliability.
  • RoHS Compliant: Made without hazardous substances, in line with global environmental and safety guidelines.
  • WEEE Directive Ready: Conforms to recycling and disposal standards — supporting responsible end-of-life handling.

Where It Works Best

  • This breaker is ideal for a wide range of environments — from family homes and small offices to retail spaces, warehouses, and light industrial settings. It excels in protecting lighting circuits, receptacles, HVAC components, and small motor loads. For panel upgrades, new builds, or maintenance jobs, the NGB1B020B delivers reliable, code‑compliant circuit protection with minimal fuss and maximum safety.

 


Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.

Specifications

  • Width:1.0
  • Height:5.0
  • Depth:3.06
  • Poles:1
  • Amperes:20
  • A.I.C. Rating & Volts:25k @ 277VAC; 100k @ 120VAC
  • Type:NGB
  • Approx Dimensions:1.00"W x 5.00"L x 3.06"D
  • Additional Notes:40.25C, HACR rated, Molded Case Circuit Breaker, Panelboard Mount. Includes Load-Side Terminals

Returns are easy

You may return unused items within 30 days of delivery for a full refund.

FREE shipping on breaker orders over $100 and all other items with orders over $500.

CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).

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