








KAIWEETS HT5203 Insulation Resistance Tester

Terms of use:
1. This product (KAIWEETS Care) is a special service product and cannot be returned.
2. Valid for three year starting from the date of purchase.
3. If the product or its accessories are damaged by non-human factors, we will replace the accessories or product for free (free shipping and free replacement).
4. For kaiweets.com orders only.
5. KAIWEETS Tools has the final right to explain the terms.
Five-Range Pro Insulation Tester: Accurately measures insulation resistance from 3.00 MΩ to100.0 GΩ with 5 selectable test voltages (50V/ 100V/ 250V/ 500V/ 1000V). Accuracy ±(3 % + 5 digits) ≤20 GΩ, ±(5 % + 5 digits) ≤100 GΩ.
One-Touch DAR/PI Calculation: Built-in Absorption Ratio (DAR) and Polarization Index (PI) auto-calculate in real time—no stopwatch required.
Store & Recall Readings + PASS/FAIL Alarm: Save data and set custom thresholds; instant PASS/FAIL display for customer-ready reports. Timer Function – Built-in timer function for automated insulation resistance testing, ensuring consistent and repeatable results over set intervals.
3-in-1 Multimeter: Same leads test 0–1000V DC, 0–750V AC and 0.1–200Ω continuity, cutting tool-bag weight. Large backlit screen, data-hold, auto-off after 15 min, powered by 8 AA batteries for all-day jobs.
Pro-Grade Safety: IEC 1000V CAT III / 600V CAT IV, rugged double-insulated housing with a durable protective cover for enhanced durability and protection in harsh industrial environments.
Buy with Confidence: KAIWEETS crafts top-tier electrical tools renowned for their reliability and performance. We offer a 36-Month after-sales service along with round-the-clock lifetime technical support.
HT5203 | Parameters |
---|---|
Standards | IEC/EN 61010-1 1000V CAT III, 600 V CAT IV |
DC Voltage | 1000V DC |
AC Voltage | 750V AC (Sine wave) |
Insulation Test Range | 3.00MΩ ~ 100.0GΩ |
Insulation Test Voltages | 50, 100, 250, 500, 1000 V |
Accuracy | ±10% |
Short-Circuit Test Current | ~3.0 mA |
Max Capacitive Load | 1 μF |
Storage Temperature | -20°C ~ 60°C |
Operating Temperature | 0°C ~ 40°C |
Operating Altitude | 2000m CAT III 1000V; 3000m CAT II 1000V |
Temperature Coefficient | For temps below 18°C or above 28°C: coefficient = per °C × 0.05 × specified accuracy |
Relative Humidity | 40% ~ 75% |
Size | 180 × 140 × 65 mm |
Battery | 8 × 1.5V AA |
DC Voltage Measurement | Range: 1000 V, Resolution: 1 V, Accuracy: ±(1.0% reading + 5 digits) |
AC Voltage Measurement | Range: 750 V, Resolution: 1 V, Accuracy: ±(1.0% reading + 5 digits) |
Frequency Range | 40 ~ 400 Hz (Sine wave) |
Continuity Measurement | Range: 200 Ω, Resolution: 0.1 Ω, Accuracy: ±(1.0% reading + 5 digits); buzzer sounds if resistance <50 Ω |
1 x HT5203 Insulation Resistance Tester
1 x User Manual
2 x Test Leads
8 x AAA Batteries
1 x Packaging Box
1 x Durable EVA Bag