Siemens tiastar - Breaker MCC Bucket - 20 A, 480 V, 18" Height, 3 P | AmpState

Designed for demanding industrial motor control environments, the Siemens tiastar Breaker MCC Bucket delivers precise, reliable protection directly within Siemens tiastar MCC systems. This 3-pole breaker bucket operates at 20 A and 480 V, with an 18" height that matches the established tiastar form factor for smooth retrofits and straightforward replacements. When you need to keep production moving, this unit acts as a ready-to-install OEM replacement that aligns with existing wiring, busbar layouts, and control logic — minimizing downtime and preserving system integrity.

Key specifications at a glance

• Brand: Siemens
• Model/configuration: tiastar Breaker MCC Bucket
• Current rating: 20 A
• Voltage rating: 480 V
• Pole configuration: 3-Pole
• Height: 18 inches

Why this MCC bucket stands out

Unlike generic alternatives, this MCC bucket is purpose-built for Siemens tiastar systems, ensuring exact fitment, reliable contact integrity, and seamless compatibility with the motor control architecture you rely on every shift. It serves as a direct replacement for OEM components and is ideal for retrofits where maintaining a consistent control footprint matters. With AmpState backing, you gain access to a trusted source of MCC components backed by global delivery, fast processing, and genuine Siemens-grade performance.

Ideal use cases

• Direct replacement in existing Siemens tiastar MCC frames to restore full protective capability after wear or failure
• Retrofit projects that upgrade or restore motor control panels without reworking the entire enclosure
• Spare-part strategy for critical production lines where downtime must be kept to a minimum
• Industrial environments requiring robust 3-Pole protection at 480 V for medium-duty motors

What this means for your operation

• Reliability: Engineered to maintain Siemens’ motor protection standards, reducing the risk of nuisance trips and unexpected outages.
• Compatibility: Precisely matches the tiastar MCC bucket form factor to ensure straightforward installation and alignment with existing wiring, interlocks, and bus interfaces.
• Operational continuity: Quick replacement capability helps you minimize downtime during maintenance or part failure scenarios.
• Supply assurance: AmpState provides global delivery, so you can source this component with confidence for regional or international projects.

Installation and best practices

To maximize performance and safety, follow standard electrical maintenance guidelines for MCC assemblies. Before installation, verify that the system is de-energized and locked out, confirm the 20 A/480 V, 3-Pole rating matches your motor circuit requirements, and ensure mounting, busbar connections, and lever/handle interfaces align with the tiastar frame. For retrofit projects, plan around existing conduit runs and control wiring to minimize rework. If you’re unsure about any step, consult your equipment manual or qualified electrical technician to maintain compliance with your facility’s safety standards.

Delivery and support

AmpState supplies high-quality MCC components with global delivery, backed by a commitment to authentic Siemens parts and dependable service. This Breaker MCC Bucket is the kind of durable, purpose-built replacement you want on hand for preventative maintenance and critical line uptime.

Ready to integrate with your Siemens tiastar MCC system? This 20 A, 480 V, 3-Pole Breaker MCC Bucket is designed for plug-and-play compatibility, making it a prudent choice for OEM replacement, retrofits, and steady operational reliability in industrial motor control applications.