Siemens 3VA61155JQ310AA0 150A 3P 480V Circuit Breaker | AmpState

Engineered by Siemens, the 3VA61155JQ310AA0 is a rugged 3-pole circuit breaker designed to shield your power distribution network from faults while keeping downtime to a minimum. With a 150 A rating and 480 V operating capability, this unit is built for reliable protection in panelboards, load centers, and other electrical distribution setups.

Why this specific part matters for your project: when retrofit work requires maintaining the exact part number for seamless maintenance and stocking, the 3VA61155JQ310AA0 delivers the precision you need. AmpState provides this Siemens OEM component, streamlining procurement for ongoing service and upgrades and helping you avoid mismatches that can disrupt installations.

Key specifications

• Manufacturer: Siemens
• Part Number: 3VA61155JQ310AA0
• Product Type: Circuit Breaker
• Amperage: 150 A
• Poles: 3
• Voltage: 480 V
• Applications: panelboards, load centers, electrical distribution
• Availability: Ready from AmpState

Ideal use cases

• Retrofit and expansion projects where maintaining the exact Siemens part number ensures compatibility with existing panels and feeders.
• Maintenance planning for critical 3-phase 480 V circuits in commercial or light-industrial environments.
• Spare stock for service fleets that support ongoing distribution reliability and fast outage response.

What sets it apart

• OEM assurance: A genuine Siemens component designed to fit and function with your current installations.
• Exact part number consistency: Keeps maintenance logs and replacement workflows simple, avoiding mismatch risks.
• Procurement convenience: Available through AmpState, with support to verify compatibility and fit.

Practical tips for installation and compatibility

• Before purchase, confirm that your panelboard or load center is configured for a 3-pole, 150 A breaker at 480 V and matches the Siemens 3VA61155JQ310AA0 designation.
• If you’re unsure about fit or successor options, message AmpState for compatibility confirmation and guidance on any required accessory kits or mounting considerations.
• Plan for routine maintenance intervals and keep spare breakers on hand for critical circuits to minimize downtime during outages.

Equip your distribution system with a trusted Siemens safeguard. The 3VA61155JQ310AA0 combines precise specifications with practical retrofit-friendly design, making it an intelligent choice for reliable circuit protection today and for years to come.