---
product_id: 100561015
title: "- Digital Ac Clamp Meter 678, 1000 Amp with Calibration Certificate"
brand: "sigma instruments"
price: "NT$1999"
currency: TWD
in_stock: true
url: https://www.desertcart.tw/products/100561015-digital-ac-clamp-meter-678-1000-amp-with-calibration-certificate
store_origin: TW
region: Taiwan
---

# 1000A AC current max Measures up to 1000V DC/750V AC Continuity buzzer & NCV detection - Digital Ac Clamp Meter 678, 1000 Amp with Calibration Certificate

**Brand:** sigma instruments
**Price:** NT$1999
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects with precision and confidence!

## Quick Answers

- **What is this?** - Digital Ac Clamp Meter 678, 1000 Amp with Calibration Certificate by sigma instruments
- **How much does it cost?** NT$1999 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/100561015-digital-ac-clamp-meter-678-1000-amp-with-calibration-certificate)

## Best For

- sigma instruments enthusiasts

## Why This Product

- Trusted sigma instruments brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Frequency finesse:** Handles frequencies up to 10MHz, perfect for advanced electrical troubleshooting.
- • **Voltage versatility:** Seamlessly measure AC voltage up to 750V and DC voltage up to 1000V with TRMS precision.
- • **Amp up your accuracy:** Clamp meter supports up to 1000A AC for heavy-duty electrical diagnostics.
- • **Certified reliability:** Comes with a calibration certificate ensuring trusted, professional-grade measurements.
- • **Safety first with NCV:** Non-contact voltage detection keeps you safe while identifying live wires instantly.

## Overview

The Sigma Instruments Digital AC Clamp Meter 678 is a professional-grade tool designed for precise electrical measurements up to 1000 amps AC and 1000 volts DC. Featuring TRMS accuracy, frequency measurement up to 10MHz, and safety-enhancing non-contact voltage detection, it’s calibrated and ready to deliver reliable diagnostics for demanding electrical tasks.

## Description

Sigma Instruments Digital Ac Clamp Meter 678, 1000 Amp with Calibration Certificate

## Features

- Ac voltage: 6v750v trms and dc voltage: 600mv1000v
- Ac : 0.01a 60a1000amp
- Frequency: Upto 10mhz, resistance : Upto 60m, capacitance: Upto 6000uf
- Continuity buzzer, diode checking and ncv (non contact voltage)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Sigma Instruments |
| Power Source | Battery Powered |
| Style | Digital |
| Colour | Green |
| Item Weight | 770 Grams |
| Item dimensions L x W x H | 5.8 x 20.6 x 28.8 Centimeters |
| Min. Operating Voltage | 0.01 Volts (AC) |
| Measurement Type | Clamp Meter |
| Manufacturer | Sunil Associates, Sunil Associates, Ashoka Place, Main Road ,Opp. Metro Piller No 211, 23 West Patel Nagar , New Delhi 110008 ; +91 7042836466 |
| Manufacturer | Sunil Associates |
| Country of Origin | India |
| Model number | 678 |
| Number of Memory Sticks | 1 |
| Item Weight | 770 g |
| Product Dimensions | 5.8 x 20.6 x 28.8 cm; 770 g |
| Batteries | 1 9V batteries required. |
| Item model number | 678 |
| Item Height | 28.8 Centimeters |
| Item Width | 20.6 Centimeters |
| Included Components | 1 piece Clamp Meter |
| Are batteries included? | No |

## Product Details

- **Brand:** Sigma Instruments
- **Power Source:** Battery Powered
- **Style:** Digital
- **Colour:** Green
- **Item Weight:** 770 Grams

## Images

![- Digital Ac Clamp Meter 678, 1000 Amp with Calibration Certificate - Image 1](https://m.media-amazon.com/images/I/71EwEciRB4L.jpg)

## Questions & Answers

**Q: Is it true rms**
A: Yes this is a True RMS clamp meter

**Q: can it check capacitor**
A: Yes Sir, it can measure capacitor upto 6000 micro F

**Q: Can this accurately measure current less than 1 amp? and is this a true rms multimeter for ac voltage & current**
A: Yes it can measure current less than 1 Amp.
Yes it is TRMS clamp meter

## Frequently Bought Together

- Sigma Instruments Digital Ac Clamp Meter 678, 1000 Amp with Calibration Certificate
- TATA AGRICO COMBINATION PLIER (8 Inch/ 200 mm)

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**Shop now:** [https://www.desertcart.tw/products/100561015-digital-ac-clamp-meter-678-1000-amp-with-calibration-certificate](https://www.desertcart.tw/products/100561015-digital-ac-clamp-meter-678-1000-amp-with-calibration-certificate)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-01-24*