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Siemens B120 Type BL 20A 1P Bolt-On Circuit Breaker

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SKU
B120

The Siemens B120 is a Type BL, single-pole, bolt-on miniature circuit breaker rated 20 A at 120 V AC. It uses a thermal-magnetic trip and is UL 489 Listed.

  • 20 A, 120 V AC Rating
  • Single-Pole Configuration
  • Bolt-On Mounting
  • Type BL Miniature Breaker
  • Thermal-Magnetic Trip
  • UL 489 Listed

Product Overview

The Siemens B120 is a Type BL, single-pole, bolt-on miniature circuit breaker rated 20 A at 120 V AC. It uses a thermal-magnetic trip and is UL 489 Listed.

Technical Specifications

Product information and specifications for the selected item.

SKU: B120

Product Information

BrandSiemens
MPNB120
SKUB120
UPC / GTIN783643263420
CategoryCircuit Breakers

Key Specs

Maximum Amperage (A)20
Voltage120 V AC
Interruption TypeStandard Trip
Breaker TypeMiniature
Mounting TypeBolt-On
Neutral Connection TypeNon-Neutral

Electrical Ratings

Maximum Amperage (A)20
Voltage120 V AC
Interruption TypeStandard Trip
Continuous-current rating reference temperature40 °C
Conductor temperature compatibility60/75° wire
Load-side copper wire gauge#14–#10 AWG
Suitability for operationElectrical distribution
Load-side conductor range#14–#10 AWG Cu; #12–#10 AWG Al
Load-side aluminum wire gauge#12–#10 AWG
Calibration temperature40 °C
Conductor temperature class60 or 75 °C

Breaker Configuration

Breaker TypeMiniature
Mounting TypeBolt-On
Neutral Connection TypeNon-Neutral
Series TypeBL
Cables per load-side lug1
Reverse-feed compatibilitySuitable for reverse-feed applications

Pack & Smart Features

Bundle/SingleSingle Product
Pack OptionsPro Pack

Certifications

Certifications and ListingsUL Listed

Dimensions & Weight

Height (in.)1
Width (in.)3
Length (in.)3
Weight (lb.)0.308

Product Documents

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