Siemens ET4036 70A 3P 600V Circuit Breaker | AmpState

Protect critical electrical distribution with the Siemens ET4036 70 A 3-Pole 600 V Circuit Breaker — a dependable, purpose-built device designed for panelboards and load centers in demanding commercial and industrial environments. This unit is an ideal replacement part that helps you keep your BOM aligned to the original Siemens specification, reducing downtime and simplifying maintenance cycles.

• Amperage: 70 A
• Poles: 3 (three-pole configuration for three-phase systems)
• Voltage rating: 600 V
• Manufacturer: Siemens
• Part Number: ET4036
• Product Type: Circuit Breaker
• Availability: Sold by AmpState to support replacements and stock management

Why this Siemens ET4036 stands out in real-world use:

• Replacement-ready: Designed to drop into existing panelboards and load centers without trial-and-fit guesswork, helping facilities teams maintain consistent protection and alignment with the original part number.
• Three-pole protection: The 3P configuration delivers balanced protection across three-phase electrical systems, essential for motors, compressors, and other 3-phase loads.
• Clear BOM compatibility: Keeping the BOM intact with the original Siemens ET4036 part number simplifies procurement, spares planning, and documentation for audits or compliance checks.
• Industrial-grade reliability: Built to handle routine distribution protection in demanding environments, supporting reliable performance where downtime is costly.
• Streamlined sourcing: Availability from AmpState means a straightforward path to obtain a genuine Siemens part when you’re stocking spares or planning a retrofit.

Ideal for:

• Facilities managers and maintenance teams needing dependable replacements in existing electrical distributions
• Panel builders and OEMs integrating standardized Siemens components into new installations
• technicians performing field upgrades, retrofits, or BOM-aligned spares inventories

Practical tips for maximizing value with the ET4036:

• Pair with compatible Siemens accessories and mounting hardware recommended for your panelboard to ensure seamless installation.
• Verify your system is within the 600 V rating and that the 3-pole configuration matches your three-phase distribution before replacement.
• Keep a spare ET4036 on hand to minimize downtime during routine maintenance or emergency repairs.

Need help confirming fit or matching a part number to your specific panel or equipment? Message us, and we’ll help you verify compatibility and ensure the ET4036 is the right choice for your application.