ABB TM3220CCU2K 200A Main Breaker Load Center – 32 Spaces, 40 Circuits, 120/240 VAC, Indoor NEMA 1

Overview

The ABB TM3220CCU2K 200A main breaker load center is designed to organize and protect your home or small business electrical system. With 32 spaces and support for up to 40 circuits on a 120/240 V split-phase, it offers a scalable foundation for distributing power where you need it most.

Built for indoor use, the NEMA 1 enclosure shields the interior from dust and debris, helping components stay clean in basements, utility rooms, workshops, and living areas. The unit’s rugged construction contributes to a long-lasting backbone for daily electrical needs.

Protection you can count on

Featuring a 22 kAIC interrupt rating, this load center provides a strong line of defense against high fault currents, helping to maintain safe operation in typical residential and light commercial scenarios.

Ease of installation and daily use

The TM3220CCU2K arrives with a pre-installed main breaker and a straightforward 1-phase, 120/240 VAC configuration. The layout is designed for clear wiring paths, quick wiring, and simple future upgrades, making it approachable for both pros and confident DIY enthusiasts.

Key benefits at a glance

• 200A main breaker supports multiple circuits with room to grow
• 32 spaces and 40 circuits offer flexible, organized wiring
• NEMA 1 indoor enclosure for reliable protection in everyday spaces
• Pre-installed main breaker helps speed up initial setup
• ABB's commitment to safety, reliability, and ongoing innovation

Before purchasing, verify that the product description mentions ABB or GE by ABB and carries the corresponding logos. Look for third-party certifications where applicable (UL, IC, Intertek) to ensure alignment with safety and performance expectations. For warranty details, contact the manufacturer’s customer service or consult the product page for official guidance.

Real-world use cases

In a typical home, this load center can serve as the central hub for lighting, outlets, and essential equipment. In a small office, it can organize power for computers, printers, and networking gear while leaving headroom for future expansions.

What to consider when upgrading

• Confirm service size and main breaker rating (200A) fit your electrical panel
• Ensure a dry, indoor installation environment
• Plan for up to 40 circuits and maintain clear labeling for future maintenance

Note: Genuine ABB or GE by ABB products are described and labeled accordingly; check branding and certifications to ensure alignment with safety standards.