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Siemens EH3B015 Molded Case Circuit Breaker
- 15A
- 3 Pole
- Bolt-On
Siemens
EH3B015
Molded Case Circuit Breaker
Brand
Siemens
SKU
EH3B015
Quantity
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Siemens EH3B015 - 15A 3 Pole Molded Case Circuit Breaker
Re-Certified
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Description
Designed for robust commercial environments, this 15A E-frame breaker delivers reliable thermal-magnetic protection. It handles demanding loads across 480VAC and 250VDC systems with fixed trip adjustability. Installation is straightforward as it bolts into Siemens P1, P2, P3, and legacy ITE panelboards. For facilities planning future transitions, this unit is officially replaced by the ED43B015. Standard load side lugs accept wire gauges from 14 to 1/0 AWG.Specifications
| Brand | Siemens |
|---|---|
| Part Number | EH3B015-R |
| Series | EH |
| Amperage | 15A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 18kA @ 240VAC, 14kA @ 480VAC, 10kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P1, P2, P3 Panelboards, ITE Panelboards |
| Wire Gauge | 14-1/0 AWG (Cu/Al) |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip |
Product FAQs
5 answersIs the Siemens EH3B015 circuit breaker still in active production?
No, the EH frame series is a legacy product line that has been discontinued by the manufacturer.
What is the recommended modern replacement for the EH3B015?
Siemens officially replaced this unit with the ED43B015, which serves as the direct modern equivalent for 15A, 3-pole, 480V applications.
Can I install the legacy EH3B015 in a modern Siemens panelboard?
Yes, this legacy E-frame breaker retains physical compatibility with modern Siemens P1, P2, and P3 panelboards, in addition to older ITE enclosures.
Are load lugs included with this circuit breaker?
Yes, the breaker comes equipped with standard load-side lugs designed to accept 14 to 1/0 AWG copper or aluminum wiring.
What safety procedures must be followed when installing this bolt-on breaker?
Always verify the panelboard is completely de-energized and locked out according to NEC and OSHA guidelines before bolting the breaker to the busbar or connecting load wires.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 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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Rating
7 reviews
- TSThomas S.Verified BuyerReviewingSiemens EH3B020 - 20A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/6/25Great
Thanks
- JMJim M.ReviewingSiemens EH3B040 - 40A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/24/23They fit perfectly and saved
They fit perfectly and saved us a lot of money by being able to replace just these breakers
- KHKen H.ReviewingSiemens EH3B030 - 30A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars1/12/23Great service
Great service and products fast shipping
- JSJerry S.ReviewingSiemens / ITE EH3B070 - 70A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars4/20/22Great Price - Breakers Work Fine
My local Supplier was charging me three times the price for a breaker that i bought on super Breakers.
- MRMatt R.ReviewingSiemens EH3B020 - 20A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars7/6/2020 Amp Breaker
Received item quickly and in great shape. Thank you!!!