Siemens ET1553 20A 1P Circuit Breaker, Bolt-On | AmpState

The Siemens ET1553 20A 1P Bolt-On Circuit Breaker from AmpState is a purpose-built protection device designed for panelboards, load centers, and electrical distribution systems. Built to slot into Siemens-compatible gear, this 20-amp, single-pole breaker is a precise, plug-and-play option for both new installations and urgent replacements. If you’re aiming to keep your bill of materials (BOM) aligned with the original part number, ET1553 is the exact match you want on hand.

Key features that matter in the field

• Amperage: 20 A
• Poles: 1 Pole
• Mounting: Bolt-On design for secure, straightforward installation
• Part Number: ET1553
• Application: Suitable for panelboards, load centers, and general electrical distribution
• Source: Available from AmpState, with expert assistance to confirm fit and compatibility

Ideal use cases

• Replacement projects where the original BOM specifies ET1553, ensuring seamless compatibility with existing Siemens equipment
• Stock sparing for maintenance fleets so service calls stay on schedule and parts remain interchangeable with the original design
• Upgrading or maintaining electrical distribution where one-pole protection at 20A is the right fit for dedicated circuits

Why this matters for your operation

Using the exact part number ET1553 helps you maintain electrical protection consistency across your system. The bolt-on format supports reliable contact and secure mounting in compatible Siemens panelboards and load centers, reducing installation time and helping you keep downtime to a minimum. By stocking the correct replacement part, you minimize mismatches that can occur with generic substitutes and preserve the integrity of your original installation design.

Practical guidance and support

Before purchasing, verify that your equipment is compatible with a 1-pole, 20A bolt-on breaker in the Siemens ET-series. If you’re unsure about fit, AmpState offers assistance to confirm compatibility and ensure you’re selecting the exact part required for your panel. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

With the Siemens ET1553 20A 1P Bolt-On Circuit Breaker, you’re choosing a targeted, dependable solution that keeps your electrical distribution protected, organized, and ready for ongoing operation.