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Kyoritsu · AC/DC Clamp Meter
Kyoritsu KT 203 AC/DC Clamp Meter
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Overview
The Kyoritsu KT 203 is a compact AC/DC clamp meter that measures both AC and DC current up to 400 A through a 30 mm jaw. DC current capability makes it useful on battery, UPS and solar DC circuits as well as AC loads.
It also measures AC and DC voltage to 600 V, resistance to 4000 Ω and continuity. It runs on two AAA cells and is rated IEC 61010-1 CAT III 300 V (current) / CAT II 600 V.
Key features
- AC and DC current 40 / 400 A (auto-ranging)
- 30 mm jaw
- AC and DC voltage to 600 V, resistance and continuity buzzer
- Runs on two AAA cells
- IEC 61010-1 CAT III 300 V (ACA) / CAT II 600 V
Specifications
| AC Current | |
|---|---|
| AC A | 40.00 / 400.0 A (auto-ranging); ±3.0% rdg ±8 dgt [50/60 Hz] (0–40.00 A), ±3.5% rdg ±6 dgt [50/60 Hz] (15.0–299.9 A), ±4.0% rdg ±6 dgt [50/60 Hz] (300.0–400.0 A) |
| DC Current | |
| DC A | 40.00 / 400.0 A (auto-ranging); ±3.0% rdg ±8 dgt (0–40.00 A), ±3.5% rdg ±6 dgt (15.0–299.9 A), ±4.0% rdg ±6 dgt (300.0–400.0 A) |
| Voltage | |
| AC V | 400.0 / 600 V (auto-ranging) ±2.0% rdg ±5 dgt (50/60 Hz) |
| DC V | 400.0 / 600 V (auto-ranging) ±1.5% rdg ±5 dgt |
| Resistance & Continuity | |
| Resistance | 400.0 / 4000 Ω (auto-ranging) ±2.0% rdg ±5 dgt |
| Continuity buzzer | Buzzer below 50 ±35 Ω |
| Jaw & Safety | |
| Conductor size | φ30 mm max. |
| Measurement category | IEC 61010-1 CAT III 300 V (ACA) / CAT II 600 V, pollution degree 2 |
| Standards | IEC 61010-2-032, IEC 61326-1 |
| General | |
| Power source | R03 (AAA, 1.5 V) × 2; approx. 35 hours continuous; auto power save approx. 10 minutes |
| Dimensions | 187 (L) × 68.5 (W) × 38.5 (D) mm |
| Weight | Approx. 200 g (including batteries) |
Specifications are taken from the manufacturer's published documentation and may change. Please verify the exact specification in the manufacturer's datasheet before relying on it for a critical application.
Applications
Suitable for applications such as:
- Electrical MaintenanceAC and DC current to 400 A plus voltage and continuity.
Accessories included
| Part no. | Item | Qty |
|---|---|---|
| 7066A | Test leads | 1 |
| R03 | AAA battery | 2 |
| – | Instruction manual | 1 |
Optional accessories (sold separately)
- 9105 – Carrying case
Safety standards
- IEC 61010-1 CAT III 300 V (ACA)
- IEC 61010-1 CAT II 600 V
- IEC 61010-2-032
- IEC 61326-1
What's in the box
- Kyoritsu KT 203 AC/DC Clamp Meter
- Test leads (7066A)
- 2 × AAA battery (R03)
- Instruction manual
Supplied with: Certificate of Conformity.
Datasheet and manual
Manufacturer information
The KT 203 is designed and manufactured by Kyoritsu Electrical Instruments Works, Ltd. (KEW), Japan. Industrial Supply Syndicate is an independent reseller; manufacturer warranty terms apply.
Buying guidance
The KT 203 suits light-duty AC and DC current checks up to 400 A. For higher current, a larger jaw or a CAT IV rating, look at the KEW 2055.
Frequently asked questions
What is the Kyoritsu KT 203 used for?
Small, handy 400 A AC/DC clamp meter with voltage, resistance and continuity functions.
What safety category is the Kyoritsu KT 203 rated for?
It is rated IEC 61010-1 CAT III 300 V (ACA) / CAT II 600 V, pollution degree 2, according to the manufacturer's specification.
What accessories are included with the Kyoritsu KT 203?
The standard package includes: Test leads (7066A); 2 × AAA battery (R03); Instruction manual.
What is the price of the Kyoritsu KT 203?
The price for this model is available on request. Use Get Best Price or WhatsApp and we will send you a quotation.
How do I order or get a quotation?
Use Place Order Request or Get Best Price on this page, or message us on WhatsApp. We verify stock and send a proforma invoice, including freight, before payment.
Do you ship across India?
We deliver across India. Freight is calculated for your delivery location and added to the proforma invoice after we discuss the order with you.
