ITE Siemens HED42B020 20A 2P 480V E-Frame Breaker

Price: $195.00
  • SKUCM995I
In stock - 1 units available.
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Stock photo shown for reference only. You will receive a unit of the listed catalog number in the condition stated above, inspected and tested to ESP Product Standards. Cosmetic appearance may vary.

1-Year Operational Guarantee Every breaker we sell — new, surplus, reconditioned, or used — is guaranteed to operate normally for one year from date of sale. Product Standards
Same-Day Shipping In-stock orders placed before 12pm PST typically ship the same business day, with UPS tracking provided. Shipping details
30-Day Returns Return authorization available within 30 days of receipt. Return policy
Talk to a Real Person Questions about fit, condition, or availability? Call 800-664-4377. Credit terms available for approved accounts.
Found this part for less somewhere else? Surplus and reconditioned prices vary widely with scarcity and condition — tell us what you found and make us an offer. Include the catalog number and we’ll respond same business day: call 800-664-4377 or email us. Every ESP unit is tested and backed by our 1-year operational guarantee — make sure you’re comparing like for like.

Description

ITE HED42B020 Specifications

ManufacturerITE / Siemens
Catalog NumberHED42B020
FamilySentron
TypeHED — high interrupting
FrameED Frame
Amperage20 A at 40°C
Voltage480V AC · 250V DC
Poles2-Pole
MountingBolt-On — reverse-connectable
Trip functionThermal-Magnetic — non-interchangeable trip, LI (long-time and instantaneous)
Interrupting rating100 kA @ 240V AC · 42 kA @ 480V AC · 250V DC rated
TerminalsLoad side lug terminals
ApplicationsSiemens P1–P5 panelboards, SB switchboards and motor control centers
Weight4.8 lb
StandardsUL 489
ConditionReconditioned — 1-year operational guarantee

This unit is sold reconditioned, inspected and tested to ESP Product Standards, and guaranteed to operate normally for one year from the date of sale.

The tier prefix is the specification, not the amperage. Siemens built the E frame in four interrupting classes: ED clears 18 kA at 480 volts, HED clears 42 kA at 480 and 100 kA at 240, HHED sits above that and CED is current-limiting. All of them are the same case at the same ampere rating and mount identically, so a coordination study that specifies the higher figure is not satisfied by the cheaper part. Check the letters before the ED.

Siemens continues the ED-frame Sentron line in current production, so cross-references are straightforward, but legacy ITE-branded units remain the exact fit for older panelboards. ESP stocks tested reconditioned ITE and Siemens E-frame breakers across all four interrupting tiers.

More Details

Twenty amperes, two poles, 480 volts AC and 250 volts DC. Two-pole E-frames with a DC rating turn up in DC applications where a three-pole would be wasted. One hundred kiloamperes at 240 volts, forty-two at 480, in the HED tier.

What is "surplus new"?

Surplus new means the item has never been installed or put into service. It may not arrive in its original packaging, but it has never been used.

What does "reconditioned" mean?

Reconditioned items have been inspected, cleaned, and tested to confirm they operate to the manufacturer's original specifications. Every reconditioned item we sell carries a one-year operational guarantee.

How fast will my order ship?

In-stock orders placed before 12pm PST usually ship the same business day via UPS, with tracking provided.

What if I can't find the item I need?

Call 800-664-4377 — we stock thousands of obsolete and hard-to-find electrical parts that may not yet be listed online.

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