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Siemens EH1B020 - 20A 1 Pole Molded Case Circuit Breaker

Brand Siemens
SKU EH1B020
5.0
Rated 5.0 out of 5 stars
7 Reviews
Siemens EH1B020 1 Pole Circuit Breaker
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Siemens EH1B020 - 20A 1 Pole Molded Case Circuit Breaker

Brand Siemens
SKU EH1B020
5.0
Rated 5.0 out of 5 stars
7 Reviews
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Siemens EH1B020 1 Pole Circuit Breaker

Siemens EH1B020 - 20A 1 Pole Molded Case Circuit Breaker

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$35.96 In stock

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DescriptionSpecificationsSuperClubWarranties
Description
Built for commercial and industrial applications, the Siemens EH1B020 is a 1-pole E-Frame molded case circuit breaker. It provides reliable overcurrent protection for 277VAC systems. This bolt-on MCCB installs into Siemens P1, P2, P3, and older ITE panelboards, serving as a replacement for legacy models. Featuring a fixed thermal-magnetic trip unit, it delivers a 10kAIC rating. The non-interchangeable trip design ensures consistent performance, and the lugs accept 14-1/0 AWG wire.

Specifications

Brand Siemens
Series EH
Part Number EH1B020-R
Amperage 20A
Voltage 277VAC
Poles 1
Phase 1
AIC Rating 10kA @ 277VAC
Mounting Style Bolt-On
Terminal Type Lugs
For Use With Siemens P1, P2, P3 Panelboards, ITE Panelboards
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Wire Gauge 14-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 14 AWG
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment
Accessories Load Side Lugs Included
Standards UL 489, CSA C22.2 No. 5
Approval CSA, UL
Temp Rating 40C
Construction Features Non-Interchangeable Trip

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Warranties

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5.0
Rated 5.0 out of 5 stars
Based on 7 reviews
Total 5 star reviews: 7 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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7 reviews
  • TS
    Thomas S.
    Verified Buyer
    Reviewing
    Siemens EH3B020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/6/25
    Great

    Thanks

    Was this helpful?
  • JM
    Jim M.
    Flag of United States
    Reviewing
    Siemens EH3B040 - 40A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/24/23
    They fit perfectly and saved

    They fit perfectly and saved us a lot of money by being able to replace just these breakers

    Was this helpful?
  • KH
    Ken H.
    Flag of United States
    Reviewing
    Siemens EH3B030 - 30A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/12/23
    Great service

    Great service and products fast shipping

    Was this helpful?
  • JS
    Jerry S.
    Flag of United States
    Reviewing
    Siemens / ITE EH3B070 - 70A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    4/20/22
    Great Price - Breakers Work Fine

    My local Supplier was charging me three times the price for a breaker that i bought on super Breakers.

    Was this helpful?
  • MR
    Matt R.
    Flag of United States
    Reviewing
    Siemens EH3B020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/6/20
    20 Amp Breaker

    Received item quickly and in great shape. Thank you!!!

    Was this helpful?

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