B120HH - Siemens 20 Amp 120/240V 1 Pole Bolt-On Circuit Breaker, 65kA Interrupt Rating, BL Series

Product Overview

The Siemens B120HH is a BL Series 1‑pole, bolt‑on circuit breaker rated 20 amps for 120/240V systems with a 65kA interrupting rating.

This SKU is sold as new. Request a quote for pricing and availability.

Key Features

• 20 amp overcurrent protection — 1 pole
• Rated for 120/240V systems
• 65,000 ampere interrupting rating (65kA IR)
• Bolt‑on mounting, BL Series design
• Manufacturer: Siemens; Part number/SKU: B120HH

What this breaker does

The B120HH is a single‑pole circuit breaker intended to provide overcurrent protection in 120/240V distribution panels. It limits current to 20 amps on its protected circuit and interrupts fault currents up to its rated interrupting capacity.

• Single‑pole device for standard branch‑circuit protection
• Part of Siemens BL Series bolt‑on breakers

Electrical ratings and interrupting capacity

Use the B120HH where a 20A, 120/240V single‑pole breaker with a 65kA interrupting rating meets system requirements.

• Ampere rating: 20 A
• Voltage rating: 120/240 V
• Interrupting rating: 65 kA (65,000 A)

Mounting and physical configuration

The B120HH uses a bolt‑on mounting style consistent with Siemens BL Series breakers. Confirm panel compatibility with BL Series bolt‑on devices before installation.

• Mounting: Bolt‑on (BL Series form factor)
• Configuration: 1 pole

Ordering and verification

Confirm the exact part number and quantity before ordering. This product page describes a single SKU: B120HH.

• Manufacturer: Siemens
• Part number / SKU: B120HH
• Condition indicated: New — request a quote for pricing and availability

Before You Order

Confirm the model number and quantity required before ordering. Verify panel compatibility with Siemens BL Series bolt‑on breakers and that the specified electrical ratings meet the installation code and system requirements.

• Check panel make/model for BL Series bolt‑on compatibility
• Verify 20 A and 120/240 V are correct for the intended circuit
• Confirm required interrupting rating (65 kA) is adequate for the service

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for B120HH - Siemens 20 Amp 120/240V 1 Pole Bolt-On Circuit Breaker, 65kA Interrupt Rating, BL Series. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.