Square D QOB2100VH - 100 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Square D QOB2100VH — a 100A, 240V, 2-pole bolt-on molded case circuit breaker engineered for dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. Built to endure in both residential and commercial environments, this unit delivers precise protection where it matters most.

Why this breaker stands out

• Secure bolt-on mounting: provides a rigid, vibration-resistant bus connection for reliable performance over time, even in panels that experience movement or vibration.
• Thermal‑magnetic trip unit: combines thermal and magnetic protection for stable, repeatable response to overcurrent and short circuits, helping prevent nuisance trips while safeguarding wiring and devices.
• 2-pole, 100A, 240V design: ideal for protecting 240V branch circuits, feeders, and equipment in a wide range of installations—from home panels to small commercial and light industrial setups.
• Molded case durability: rugged construction tailored for long life in demanding electrical environments.
• OEM compatibility: designed to be used with matching Square D OEM load centers and panelboards, ensuring a seamless fit and reliable operation.
• Versatile applications: suitable for residential, commercial, and light industrial applications where robust overcurrent protection is required.

What problems this breaker helps you solve

• Quickly replace a failing or inoperative breaker in compatible Square D panelboards without sacrificing protection quality.
• Provide reliable 240V circuit protection for demanding appliances and equipment that draw up to 100A.
• Maintain panel integrity by ensuring a secure, vibration-resistant connection that resists loosening over time.

Technical snapshot

• Manufacturer: Square D
• Part Number: QOB2100VH
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection
• Compatibility: Matches OEM load centers and panelboards for easy installation and reliable operation

Whether you're upgrading an aging panel, building a new electrical distribution setup, or stocking essential replacement parts for service calls, the Square D QOB2100VH delivers dependable protection with precision and durability. Rely on its secure mounting, precise thermal-magnetic protection, and OEM compatibility to keep circuits safe and panels performing at their best.