Vertiv EXM 208 100K WMBC TMAG 3 Breaker w/ Kirk Key | UPS Bypass

Keep large UPS systems serviceable without putting critical loads at risk. The Vertiv EXM 208 100K WMBC TMAG 3 Breaker with Kirk Key is a wall-mounted bypass cabinet designed for controlled maintenance workflows in high-capacity power environments. Its 208 V, 100 kVA configuration aligns with serious infrastructure deployments where transfer discipline and service isolation are essential. The three-breaker layout supports structured power routing, while the Kirk key interlock adds a physical layer of access control during maintenance operations. That matters in facilities where multiple technicians, documented procedures, and strict change windows are part of daily operations. This is not about convenience; it is about reducing the chance of an unsafe transfer or an unplanned interruption. For enterprise teams, this model fits the kind of power architecture that justifies premium hardware: large UPS systems, mission-critical loads, and maintenance processes that cannot rely on improvisation. When uptime, safety, and procedural control all matter, a purpose-built bypass cabinet is the right tool.