{"product_id":"square-d-pq4203g-30a-240v-3-phase-switch","title":"Square D PQ4203G - 30A, 240V, 3-Phase, Switch","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D PQ4203G, a compact, robust 30A, 240V, 3-Phase switch engineered for reliable on\/off isolation and overcurrent protection in demanding industrial and commercial environments. This maintainable fusible switch is designed for dependable motor disconnects, panelboards, and branch circuits where space is at a premium and serviceability matters.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e PQ4203G\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 30 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePhase:\u003c\/strong\u003e 3-Phase\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Square D switch stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, maintainable design:\u003c\/strong\u003e streamlined form factor fits tight panel spaces while enabling straightforward fuse maintenance and replacement when needed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eControlled isolation:\u003c\/strong\u003e provides safe, reliable on\/off switching to protect personnel during servicing and to prevent accidental energization of connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFusible protection:\u003c\/strong\u003e built for fuse-based overcurrent protection, allowing quick replacement to restore service and guard motors and circuits from overloads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-Phase compatibility:\u003c\/strong\u003e ideal for motor-driven loads and multi-wire applications common in industrial settings, ensuring balanced performance across phases.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eBest suited for motor disconnects, panelboards, and branch circuits where a compact solution is required in factories, warehouses, HVAC installations, and processing lines. If you need a dependable switch that combines isolation with protective fusible functionality in a tight footprint, the PQ4203G is a strong fit.\u003c\/p\u003e \u003ch3\u003eHow it solves real-world problems\u003c\/h3\u003e\n\u003cp\u003eIn busy environments, downtime and miswiring risks rise when protection and isolation devices are bulky or hard to service. The PQ4203G’s compact footprint frees up panel space, while its on\/off control and fusible protection simplify maintenance routines and reduce the time needed to restore service after fuse changes. With 3-phase compatibility, it reliably handles motor loads without compromising performance or safety.\u003c\/p\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePlan for proper ventilation around the switch inside the enclosure to maintain performance and fuse longevity.\u003c\/li\u003e \u003cli\u003eAlways follow lockout\/tagout procedures during maintenance to ensure safe, unequivocal de-energization.\u003c\/li\u003e \u003cli\u003ePair the PQ4203G with appropriately rated fuses for your motor load and inrush characteristics to maximize protection and uptime.\u003c\/li\u003e \u003cli\u003eLabel circuits clearly to reflect the switch’s location and function, aiding quick fault resolution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Square D PQ4203G for a space-efficient, reliable solution that combines precise isolation with robust overcurrent protection, tailored for 3-phase motor and circuit protection needs in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"Default","offer_id":46390335766690,"sku":"PQ4203G","price":1075.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/fusible_disconnect_generic_a45e9d1b-12d0-47a4-97b8-73d54bc598a2.png?v=1765368562","url":"https:\/\/www.ampstate.com\/products\/square-d-pq4203g-30a-240v-3-phase-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}