{"product_id":"trane-pop3-control-circuit-tester-breaker-3-amp","title":"Trane POP3 Control Circuit Tester Breaker 3 Amp","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe TRANE POP3 is a 3-amp control circuit tester breaker, commonly called the Lil Popper, used to test and protect low-voltage control circuits in HVAC systems. It functions as both a diagnostic tool and a protective device, allowing technicians to verify circuit integrity and prevent damage from shorts or overcurrent conditions on 24-volt control wiring. The POP3 is a compact inline device suited for field use by licensed HVAC technicians during commissioning, troubleshooting, and service calls.\u003c\/p\u003e\n\u003cp\u003eThe POP3 is designed for use on low-voltage control circuits typical in residential and light commercial HVAC systems. It is most commonly applied at the 24-volt secondary side of a control transformer to protect thermostats, contactors, and control boards from short-circuit damage. HVAC service technicians carry this device as a standard diagnostic aid when tracing wiring faults or verifying transformer output before energizing a control circuit.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e3-amp trip rating protects low-voltage control circuits from overcurrent damage\u003c\/li\u003e\n  \u003cli\u003eInline design allows quick insertion into a control circuit for live testing\u003c\/li\u003e\n  \u003cli\u003eResettable breaker function eliminates need for fuse replacement during diagnostics\u003c\/li\u003e\n  \u003cli\u003eCompact form factor suited for field carry and repeated use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style control circuit tester for use on standard 24-volt low-voltage HVAC control circuits in residential and light commercial systems.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation and use of this device should be performed by a qualified HVAC technician familiar with low-voltage control wiring. Always de-energize the system and discharge capacitors before accessing control wiring or circuit boards. Insert the POP3 inline with the control circuit per the manufacturer instructions before re-energizing. Work performed on control circuits should comply with applicable local codes and NEC guidelines for low-voltage wiring.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrip Rating\u003c\/strong\u003e: 3 amps\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCircuit Type\u003c\/strong\u003e: Low-voltage control circuit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: TRANE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: POP3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TRANE","offers":[{"title":"Default Title","offer_id":51506537955634,"sku":"POP3","price":32.14,"currency_code":"USD","in_stock":false}],"url":"https:\/\/voomisupply.com\/products\/trane-pop3-control-circuit-tester-breaker-3-amp","provider":"Voomi Supply","version":"1.0","type":"link"}