Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
SIEMENS Miniature Circuit Breaker: 70 A Amps, 120/240V AC, 2 Poles - B Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSB Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 70 A Amps, 120/240V AC, 2 Poles

The Siemens B270H00S01 is a B Series, bolt-on miniature circuit breaker rated 70 A at 120/240V AC, single-phase, 2-pole, with a shunt trip and a maximum AIR rating of 22kA at 120/240V AC. Designed for use with…

SKU 3G-OTH-722026

Brand
SIEMENS
Item
Miniature Circuit Breaker: 70 A Amps, 120/240V AC, 2 Poles
Category
B Series, Bolt-On Siemens Miniature Circuit Breakers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

SIEMENS
Manufacturer Part Number
B270H00S01
Series
BL
Type
Shunt Trip
AC
120/240V
Amps
70 A
Phase
Single
Poles
2
For Use With
Siemens P1 Panelboards
Max. AIR Rating
22kA at 120/240V AC
AC Voltage Rating
120/240V AC
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens B270H00S01 is a B Series, bolt-on miniature circuit breaker rated 70 A at 120/240V AC, single-phase, 2-pole, with a shunt trip and a maximum AIR rating of 22kA at 120/240V AC. Designed for use with Siemens P1 panelboards, this BL-series breaker provides overcurrent protection in a compact bolt-on format.

Frequently Asked Questions

What is the Siemens B270H00S01 miniature circuit breaker used for?

The Siemens B270H00S01 is a B Series bolt-on miniature circuit breaker rated 70 A at 120/240V AC, single-phase, 2-pole, with a shunt trip. It provides overcurrent protection in Siemens P1 panelboards for industrial and commercial electrical distribution systems.

What are the specifications of the Siemens B270H00S01?

The Siemens B270H00S01 is a 70 A, 120/240V AC, single-phase, 2-pole miniature circuit breaker with a shunt trip. It has a maximum AIR rating of 22kA at 120/240V AC and is designed for use with Siemens P1 panelboards. It belongs to the BL series in a bolt-on format.

Where to buy the Siemens B270H00S01 worldwide?

3G Electric supplies the Siemens B270H00S01 miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Siemens BL-series breaker.

How to install the Siemens B270H00S01 circuit breaker?

Install the Siemens B270H00S01 by bolting it into a compatible Siemens P1 panelboard. Ensure the circuit is de-energized, verify the 70 A rating matches your load, and connect line and load conductors per the wiring diagram. The shunt trip requires a separate control voltage for remote tripping.

Used in

Common applications for SIEMENS
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

SIEMENS Products

3G Electric supplies SIEMENS b series, bolt-on siemens miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from SIEMENS

View all SIEMENS parts →
Miniature Circuit Breaker: 25 A Amps, 120/240V AC, 2 Poles, Std (MPN B225). Key specifications — Amps: 25 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
SIEMENS
Miniature Circuit Breaker: 25 A Amps, 120/240V AC, 2 Poles, Std (MPN B225). Key specifications — Amps: 25 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
Miniature Circuit Breaker: 35 A Amps, 120/240V AC, 2 Poles, Shunt Trip (MPN B23500S01). Key specifications — Amps: 35 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
SIEMENS
Miniature Circuit Breaker: 35 A Amps, 120/240V AC, 2 Poles, Shunt Trip (MPN B23500S01). Key specifications — Amps: 35 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
Miniature Circuit Breaker: 60 A Amps, 120/240V AC, 2 Poles, Ground Fault Equipment Protection (MPN BE260H). Key specifications — Amps: 60 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BLE.
SIEMENS
Miniature Circuit Breaker: 60 A Amps, 120/240V AC, 2 Poles, Ground Fault Equipment Protection (MPN BE260H). Key specifications — Amps: 60 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BLE.
Miniature Circuit Breaker: 50 A Amps, 120/240V AC, 1 Poles, Std (MPN B150H). Key specifications — Amps: 50 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
SIEMENS
Miniature Circuit Breaker: 50 A Amps, 120/240V AC, 1 Poles, Std (MPN B150H). Key specifications — Amps: 50 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
Miniature Circuit Breaker: 30 A Amps, 120/240V AC, 1 Poles, Shunt Trip (MPN B13000S01). Key specifications — Amps: 30 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
SIEMENS
Miniature Circuit Breaker: 30 A Amps, 120/240V AC, 1 Poles, Shunt Trip (MPN B13000S01). Key specifications — Amps: 30 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
Miniature Circuit Breaker: 45 A Amps, 240V AC, 3 Poles, Std (MPN B345). Key specifications — Amps: 45 A; AC Voltage Rating: 240V AC; Max. AIR Rating: 10kA at 240V AC; For Use With: Siemens P1 Panelboards; Phase: Three; Series: BL.
SIEMENS
Miniature Circuit Breaker: 45 A Amps, 240V AC, 3 Poles, Std (MPN B345). Key specifications — Amps: 45 A; AC Voltage Rating: 240V AC; Max. AIR Rating: 10kA at 240V AC; For Use With: Siemens P1 Panelboards; Phase: Three; Series: BL.
Miniature Circuit Breaker: 30 A Amps, 120V AC, 1 Poles, Ground Fault Circuit Interrupter (MPN BF130A). Key specifications — Amps: 30 A; AC Voltage Rating: 120V AC; Max. AIR Rating: 10kA at 120V AC; For Use With: Siemens Panelboards; Phase: Single; Series: BF.
SIEMENS
Miniature Circuit Breaker: 30 A Amps, 120V AC, 1 Poles, Ground Fault Circuit Interrupter (MPN BF130A). Key specifications — Amps: 30 A; AC Voltage Rating: 120V AC; Max. AIR Rating: 10kA at 120V AC; For Use With: Siemens Panelboards; Phase: Single; Series: BF.
Miniature Circuit Breaker: 90 A Amps, 120/240V AC, 3 Poles, Shunt Trip (MPN B390HH00S01). Key specifications — Amps: 90 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 65kA at 240V AC; For Use With: P1 Panelboards; Phase: Three; Series: BL.
SIEMENS
Miniature Circuit Breaker: 90 A Amps, 120/240V AC, 3 Poles, Shunt Trip (MPN B390HH00S01). Key specifications — Amps: 90 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 65kA at 240V AC; For Use With: P1 Panelboards; Phase: Three; Series: BL.