{"product_id":"uni-t-digital-clamp-type-insulation-tester-40a-600v-ut278a-digital-resistance-tester","title":"UNI-T Digital Clamp Type Insulation Tester 40A 600V UT278A+ Digital Resistance Tester","description":"\u003cp\u003eThe UT278A+ Series Ground Pile Clamp Earth Resistance Tester is a professional-grade instrument designed for comprehensive grounding system evaluation. This versatile meter delivers accurate grounding resistance measurements using clamp technology, eliminating the need for disconnection during testing. It supports both 3-wire and 4-wire measurement configurations to accommodate various site conditions and testing standards. Beyond resistance testing, the device provides voltage and current measurement capabilities for complete electrical diagnostics. Built-in data storage enables field documentation and later review of test results. Additional features include alarm notifications for out-of-specification readings and automatic shutdown to conserve battery life. Ideal for electrical contractors, maintenance technicians, and compliance professionals requiring reliable grounding verification.\u003c\/p\u003e\n\u003cp\u003eThe UNI-T Digital Clamp Insulation Tester UT278B, UT278C, and UT278D Series deliver advanced grounding diagnostics with a bright 2.4-inch color LCD display for clear field visibility. These instruments measure earth resistance, leakage current, load current, and grounding voltage in a single compact unit. The UT278C and UT278D models extend functionality with soil resistivity measurement capabilities—essential for grounding system design and troubleshooting. An integrated alarm function alerts technicians to unsafe or non-compliant readings in real time. USB data transfer streamlines documentation and analysis workflows, while the built-in rechargeable lithium battery eliminates dependency on disposable cells. ROW certified for international compliance, these testers are engineered for electrical contractors, utility maintenance crews, and safety inspectors requiring dependable multi-function grounding assessment.\u003c\/p\u003e\n\u003cp\u003eThe UNI-T UT278A+ Digital Clamp Type Insulation Tester combines precision measurement with field-ready design for electrical safety verification and grounding system assessment. Rated for 40A clamp capacity and 600V measurement range, this instrument delivers reliable performance across residential, commercial, and industrial applications. The clamp-type design enables non-invasive testing without circuit disconnection, reducing downtime during maintenance and troubleshooting. Advanced measurement functions include earth resistance, leakage current, load current, and grounding voltage evaluation. A color LCD display provides clear real-time readings, while data storage capability supports compliance documentation and trend analysis. Automatic shutdown preserves battery life between uses. Built for electrical contractors, maintenance technicians, and safety professionals who demand accuracy and durability. Now available at Electx Electrical Supply for prompt delivery across the Philippines.\u003c\/p\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":41960666824779,"sku":"UT278A+","price":76020.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/9732\/7179\/files\/UNI-T_Digital_Clamp_Type_Insulation_Tester_40A_600V_UT278A_Digital_Resistance_Tester_Electx_Electrical_SUpply.jpg?v=1765452287","url":"https:\/\/wjwvpk-9s.myshopify.com\/products\/uni-t-digital-clamp-type-insulation-tester-40a-600v-ut278a-digital-resistance-tester","provider":"Electx Electrical Supply","version":"1.0","type":"link"}