{"product_id":"general-electrics-tey320st12-20a-3-pole-bolt-on-circuit-breaker","title":"General Electrics TEY320ST12 - 20 A, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the General Electrics TEY320ST12, a reliable 3-pole, 20 Amp bolt-on molded case circuit breaker designed to safeguard your electrical system with precision. Built for dependable branch-circuit overcurrent and short-circuit protection in panelboards and loadcenters, this unit is a smart choice for residential, commercial, and light industrial installations.\u003c\/p\u003e \u003ch2\u003eWhy this TEY320ST12 stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e delivers a rigid, vibration-resistant connection to the bus, minimizing movement and maintaining consistent protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by responding to both thermal heat changes and magnetic short-circuit events, ensuring fast, reliable interruption when needed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is tuned for seamless integration with matching General Electrics load centers and panelboards, simplifying upgrades and replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole, 20A configuration\u003c\/strong\u003e supports three-phase or multi-wire installations common in commercial and light industrial environments, with clear labeling for straightforward wiring and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e General Electrics\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart number:\u003c\/strong\u003e TEY320ST12\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 20 A\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection in panelboards and loadcenters\u003c\/p\u003e \u003ch2\u003eWho should consider the TEY320ST12?\u003c\/h2\u003e\n\u003cp\u003eElectricians, panel builders, facilities managers, and electrical contractors will value its robust construction and compatibility. It’s an ideal choice for service entrances in small to mid-size commercial spaces, equipment rooms with motor loads, and any installation requiring reliable 3-pole protection.\u003c\/p\u003e \u003ch2\u003ePractical tips for installation and use\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eFollow torque specifications during bolt-on mounting to ensure a secure bus connection and consistent trip performance.\u003c\/li\u003e \u003cli\u003ePair with GE OEM load centers to guarantee proper fit, alignment of trip curves, and streamlined installation.\u003c\/li\u003e \u003cli\u003eUse in circuits requiring 3-phase protection, such as small motors, lighting panels, or three-phase distribution blocks.\u003c\/li\u003e \u003cli\u003eKeep a spare TEY320ST12 on hand as part of a maintenance kit to minimize downtime during panel service or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eChoosing the right circuit breaker for your panel\u003c\/h2\u003e\n\u003cp\u003eFor safe operation and code-compliant protection, match the TEY320ST12’s thermal-magnetic molded case design with the same amperage and pole count as your panelboard or load center. The 3-pole, 20A specification is a precise fit for many General Electrics panels and compatible OEM systems, delivering dependable interruption performance without compromising wiring clarity or space.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349725434018,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/general_electric_breaker_and_panel_801f19ad-d9f1-4675-8c5d-4f5c382f31e0.png?v=1764155192","url":"https:\/\/www.ampstate.com\/products\/general-electrics-tey320st12-20a-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}