18th Jul 2026, 10:16 AM
Extech MG320 CAT IV Insulation Tester and True RMS Multimeter - 1000V Digital Insulation Resistance, AC /DC Voltage, Continuity, Auto-Ranging, Backlit LCD, Safety Rated Professional Electrical Meter | Insulation to 20 GOhm, 5 test voltages 50-1000V, PI /DAR, True RMS DMM to 600V, continuity, CAT IV 600V
Price may vary by location, shipping cost, and availability.
$499.00
Highest: $553.85
Average: $490.10
Lowest: $342.16
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Extech MG320 CAT IV Insulation Tester and True RMS Multimeter - 1000V Digital Insulation Resistance, AC /DC Voltage, Continuity, Auto-Ranging, Backlit LCD, Safety Rated Professional Electrical Meter | Insulation to 20 GOhm, 5 test voltages 50-1000V, PI /DAR, True RMS DMM to 600V, continuity, CAT IV 600V here. This product's current Price in USA is $499.00. The average and highest prices are $490.10 and $553.85 respectively.
| Lowest Ever Price | $342.16 |
|---|---|
| 14th Jul 2026 | |
| Average Price | $490.10 |
| Based on 149 days price tracking | |
| Highest Price | $553.85 |
| 2nd Apr 2026 | |
Price History of All Variants of Extech MG320 CAT IV Insulation Tester and...
Current Price in USA
| Price | $499.00 |
|---|
Recent Price Drops on Extech MG320 CAT IV Insulation Tester and True RMS Multimeter - 1000V Digital Insulation Resistance, AC /DC Voltage, Continuity, Auto-Ranging, Backlit LCD, Safety Rated Professional Electrical Meter | Insulation to 20 GOhm, 5 test voltages 50-1000V, PI /DAR, True RMS DMM to 600V, continuity, CAT IV 600V
Price Drop 13th Jul 2026
$499.00 → $342.16
31.43% drop
Price Drop 21st May 2026
$553.85 → $499.00
9.9% drop
Price Drop 26th Apr 2026
$553.85 → $498.99
9.91% drop
Price Drop 10th Apr 2026
$553.85 → $498.99
9.91% drop
Product Information
Details
| Product Name | Extech MG320 CAT IV Insulation Tester and True RMS Multimeter - 1000V Digital Insulation Resistance, AC /DC Voltage, Continuity, Auto-Ranging, Backlit LCD, Safety Rated Professional Electrical Meter | Insulation to 20 GOhm, 5 test voltages 50-1000V, PI /DAR, True RMS DMM to 600V, continuity, CAT IV 600V |
|---|---|
| Store Product Code | B0725XMYF1 |
| Store Name | amazon.com |
| Brand | Extech |
| Rating | 8 / 10 |
| Category | Multi Testers |
| Product Manufacturer | Extech |
| Model Number | MG320 |
| Color | Orange |
| Dimensions | 4 x 9 x 2.5 inches |
Features
- 2-in-1 Professional Tool - Combines a 1000V insulation resistance tester with a true RMS digital multimeter, giving you both safety and accuracy in one compact, rugged instrument.
- Accurate Insulation Testing - Delivers test voltages of 250V, 500V, and 1000V with insulation resistance measurement up to 4G, helping identify breakdowns in wiring, motors, and industrial equipment.
- True RMS Precision Multimeter - Measures AC/DC voltage up to 1000V, current, resistance, continuity, and diode checks with reliable true RMS accuracy, ensuring precise diagnostics for demanding electrical work.
- Engineered for Safety & Durability - Rated CAT IV 600V and CAT III 1000V, with overload protection, robust housing, and a backlit LCD for safe operation even in dimly lit or high-risk environments.
- Convenient & Field Ready - Features auto-ranging, data hold, min/max recording, and a low battery indicator. Supplied with test leads, carrying case, and batteriesready to tackle jobs on the go.
Images
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Rating and Reviews
8 Based on 9 reviews
Extech MG320 CAT IV Insulation Tester and has 8 rating out of 10. This average rating is consist of 9 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.