BREAKER 45A 2P 120/240V 10K BL – Molded Case Circuit Breaker

The Siemens BREAKER 45A 2P 120/240V 10K BL is a low voltage molded case circuit breaker designed for panelboard mounting applications. It serves as a reliable circuit protection device, commonly used in electrical distribution systems, lighting solutions, and wire and cable assemblies. As a product from a leading switchgear supplier, it provides thermal magnetic trip protection to ensure safe operation in residential, commercial, and light industrial environments.

Specifications

• Type: BL Molded Case Circuit Breaker
• Voltage Rating: 120/240 VAC
• Amperage Rating: 45 Amps
• Number of Poles: 2
• Interrupt Rating: 10,000 AIC (Ampere Interrupting Capacity)
• Trip Range: Thermal Magnetic
• Dimensions (L x W x H): 2.5 in x 4.0 in x 3.5 in
• Mounting: Panelboard Mounting with INSTA-WIRE
• Standards: UL 489 Listed, HACR Rated
• Country of Origin: Mexico
• Manufacturer Part Number: B245
• Weight: 0.665 lbs

Features

• Common-trip 2-pole design for reliable simultaneous disconnection
• Thermal magnetic trip unit provides both overload and short-circuit protection
• Compact size suitable for panelboard installations with INSTA-WIRE terminals
• UL Listed for use with 60/75°C wire, suitable for a variety of wiring applications
• HACR rated for use with heating, air conditioning, and refrigeration equipment
• Durable construction ensuring long service life and consistent performance
• Compatible with Siemens panelboards and accessories for streamlined integration

Downloads and Links

• Siemens Power Product Catalogue (PDF)
• Siemens Panelboard Reference (PDF)