Siemens | Q33500S01 | Circuit Breaker | 35A | 3-Pole | 240V | Plug-In

Siemens Q33500S01 is a 3-pole, 35A, 240V plug-in circuit breaker designed for fast, reliable overcurrent protection in compatible Siemens panels. Built for maintenance, retrofit, and replacement projects, this unit keeps critical electrical systems protected with minimal downtime.

Key specifications

• Amperage: 35A
• Poles: 3-Pole
• Voltage: 240V
• Mounting: Plug-In
• Part number: Q33500S01

Why choose this Siemens breaker

When service windows matter, a plug-in design like the Q33500S01 minimizes downtime by enabling quick, straightforward swapping in compatible panels. The 3-pole configuration is ideal for protecting 3-phase circuits at 240V, common in commercial and light industrial applications. The Siemens name behind these breakers adds a layer of predictability and consistency with other protection devices in your system.

Ideal use cases

• Retrofits in existing Siemens panels where a 3-pole, 240V protection device is required.
• Maintenance replacements for aging or failed breakers on 3-phase 240V feeders.
• New installations that demand a precise 35A trip rating in a plug-in format for rapid commissioning.
• Panel upgrades or reconfigurations where keeping standard Siemens components streamlines sourcing and compatibility.

Installation and compatibility tips

To ensure a smooth fit, use the part number Q33500S01 as the compatibility reference and verify that your panel accepts plug-in 3-pole breakers of this rating. Always confirm fit and ratings before ordering. Before installation, power down the panel and follow standard electrical safety practices to prevent shock or equipment damage.

What makes it different

Beyond the basic protection role, this Siemens plug-in breaker focuses on reducing service time and simplifying panel maintenance. Its design supports quick replacement without rewiring or tools beyond the standard breaker installation process, helping facilities run with less interruption during upgrades or repairs. If your system already uses Siemens Q-series protection, the Q33500S01 fits naturally into your existing lineup, delivering consistent performance and predictable protection across your 3-phase circuits.