{"product_id":"klein-tools-probador-de-tomas-rt250-con-lcd-120v-gfci-lectura-de-voltaje-y-tiempo-de-disparo","title":"KLEIN TOOLS RT250 GFCI Outlet Tester with Backlit LCD — 120V Receptacle Voltage \u0026 GFCI Trip Time","description":"\u003cp\u003e\u003cstrong\u003eThe Klein Tools RT250 is a compact receptacle tester that displays outlet voltage, pinpoints common wiring faults and measures GFCI trip time on standard 3-wire 120V outlets.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eQuickly verifying outlet wiring and GFCI performance keeps jobs moving and reduces guesswork. The RT250 combines a bright backlit LCD with patented fault detection logic and an auto‑hold feature so electricians, technicians, and DIYers can read voltage, identify open neutral\/ground conditions, and measure how long a GFCI takes to trip — all without bulky equipment.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the RT250 show voltage and wiring faults?\u003c\/h3\u003e\n\u003cp\u003eThe RT250 uses a large backlit LCD to present measured line voltage and a clear wiring‑status message. It cross‑references the detected pin connections to identify typical miswires, so you get a simple readout rather than decoding multiple LED patterns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBacklit LCD for easy reading in low light\u003c\/li\u003e\n  \u003cli\u003eDirect numeric voltage display for accurate readings\u003c\/li\u003e\n  \u003cli\u003eTextual wiring fault identification (open neutral, open ground, reversed polarity, etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does the GFCI trip time feature do and why use it?\u003c\/h3\u003e\n\u003cp\u003eThe RT250 triggers a GFCI test and records the elapsed time until the device trips, displayed on the LCD. Measuring trip time helps validate that a GFCI not only trips but does so within an acceptable interval for safety and performance checks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInitiates a controlled trip of GFCI receptacles\u003c\/li\u003e\n  \u003cli\u003eDisplays trip time for quick verification\u003c\/li\u003e\n  \u003cli\u003eUseful for periodic testing, troubleshooting, and documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich wiring problems can this tester detect?\u003c\/h3\u003e\n\u003cp\u003eBeyond the basic reversed hot\/neutral and open hot conditions, the RT250 adds patent‑pending logic to spot open neutral and open ground faults that traditional testers may miss. It combines clear labeling with the numeric voltage reading so users can judge both wiring correctness and supply level at a glance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDetects reversed polarity and open hot\u003c\/li\u003e\n  \u003cli\u003eIdentifies open neutral and open ground conditions\u003c\/li\u003e\n  \u003cli\u003eShows actual outlet voltage to confirm supply integrity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the RT250 make testing quicker on-site?\u003c\/h3\u003e\n\u003cp\u003eDesigned for field use, the tester’s auto‑hold function freezes the displayed values so you can read results from awkward positions or document them. Its compact footprint and one‑piece plug design let you move quickly between outlets without assembling accessories.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto‑Hold keeps readings steady for hard‑to‑reach receptacles\u003c\/li\u003e\n  \u003cli\u003eCompact, pocketable housing for fast mobility\u003c\/li\u003e\n  \u003cli\u003eSingle‑step plug‑in operation reduces setup time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Electricians, maintenance technicians, building inspectors and informed homeowners who need a reliable, easy‑to‑read tester for standard North American 3‑wire 120V outlets will appreciate the RT250. It’s especially useful where documenting both voltage and GFCI trip performance matters — on renovation sites, in service trucks, or during routine safety inspections.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the RT250 test GFCI trip time?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The RT250 triggers a GFCI and displays the elapsed trip time on its LCD for quick verification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which outlets is the RT250 designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s made for North American standard 3‑wire 120V receptacles, detecting common wiring faults and voltage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KLEIN TOOLS","offers":[{"title":"Default Title","offer_id":54591926665555,"sku":"B08QW7K1JJ","price":41.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/klein-tools-rt250-frente-dispositivo.jpg?v=1786751925","url":"https:\/\/findsworth.co.uk\/products\/klein-tools-probador-de-tomas-rt250-con-lcd-120v-gfci-lectura-de-voltaje-y-tiempo-de-disparo","provider":"Findsworth","version":"1.0","type":"link"}