Siemens ED22B090L - 90 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens ED22B090L — a 90A, 240V, 2-pole bolt-on molded case circuit breaker designed for dependable branch circuit protection in panelboards and load centers. Engineered to endure the demands of residential, commercial, and light industrial installations, this unit—available through AmpState—delivers robust hardware plus precise trip performance for lasting safety and reliability.

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection that stays aligned during equipment start‑ups and busy electrical environments.
• Thermal-magnetic trip unit delivers stable, repeatable protection across temperature changes and duty cycles, helping prevent nuisance trips while safeguarding conductors and loads.
• OEM-compatible designed to fit matching Siemens panelboards and load centers for a straightforward substitution and reliable electrical performance.
• Versatile applicability suitable for residential, commercial, and light industrial settings where reliable 90A protection at 240V is required.

Technical snapshot

• Manufacturer: Siemens
• Part number: ED22B090L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 90 A
• Voltage rating: 240 V
• Number of poles: 2
• Mounting style: Bolt-on
• Primary application: Branch circuit overcurrent and short-circuit protection

What makes this breaker especially valuable is its integration into Siemens panel ecosystems. In new installations or panel upgrades, the ED22B090L serves as a reliable main or feeder protection device, delivering crisp, predictable responses to overloads and short circuits. The bolt-on design simplifies installation in compatible panelboards, minimizing retrofit time and securing a durable bus connection that holds up under regular operation.

Why choose Siemens ED22B090L

• Direct fit for Siemens OEM panels, ensuring seamless compatibility and performance without aftermarket tinkering.
• Durable bolt-on mounting reduces movement and improves long-term reliability in demanding electrical spaces.
• Thermal-magnetic trip mechanism provides precise protection for a range of loads and ambient conditions.
• Suitable across a spectrum of environments—from home electrical closets to small commercial panels—where robust current protection is essential.

Installation and safety note: Have a qualified electrician install and commission the breaker in accordance with local codes and the panel’s design specifications. Verify that the panelboard and bus type are compatible with ED-series devices to ensure optimal performance and safety.