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CRT-48 Automotive Circuit Tester | 3V–48V DC Voltage Probe with Polarity LEDs
CRT-48 Automotive Circuit Tester | 3V–48V Voltage Test Pen with Polarity Indicator
- Probador de Circuito Automotriz CRT-48 (3V–48V)
- Testeur de circuit automobile CRT-48 (3V–48V)
- KFZ-Stromkreistester CRT-48 (3V–48V)
- Tester obwodów samochodowych CRT-48 (3V–48V)
- جهاز اختبار الدوائر الكهربائية للسيارات CRT-48 (3V–48V)
- ปากกาเทสไฟรถยนต์ CRT-48 (3V–48V)
- Bút thử điện ô tô CRT-48 (3V–48V
- Auto Tools/ Specialty
Feature
CRT-48 Automotive Circuit Tester is a compact and essential tool for DC voltage diagnostics, designed for 3V to 48V vehicle circuits. Featuring dual LED indicators for clear polarity detection, this tester quickly identifies power presence and ground connection. With a sharp needle probe, it pierces wire insulation without damage—ideal for mechanics and automotive electricians. Its ergonomic 135mm body and coiled lead make it practical for tight engine bays and fuse boxes. Widely used in maintenance for motorcycles, cars, and heavy trucks.
Key Features:
- Voltage range: 3V to 48V DC
- Dual LED indicators for + / – polarity detection
- Sharp needle probe pierces insulation cleanly
- 135mm tester length, lightweight plastic housing
- Coiled test lead with alligator clip for easy ground
- Ideal for automotive, motorcycle, and fleet service
- CE certified for workshop safety
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