Megger MIT320 Insulation & Continuity Tester, 250 V Min, 1000 V Max CAT III

RS Stock No.:: 516-9182
Mfr. Part No.:: MIT320-EN
Brand:: Megger

Megger MIT320 Insulation & Continuity Tester, 250 V Min, 1000 V Max CAT III

Subtotal (1 unit)*

£891.78

(exc. VAT)

£1,070.14

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

23 unit(s) ready to ship
Plus 12 unit(s) shipping from 22 January 2026
Plus 28 unit(s) shipping from 29 January 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£891.78

*price indicative

Browse here for all your Insulation Tester Accessories, including crocodile clips, cases, probes, and leads.

Shop Now

RS Stock No.:: 516-9182
Mfr. Part No.:: MIT320-EN
Brand:: Megger

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Megger
	Model Number	MIT320
	Product Type	Insulation Tester
	Tester Type	Insulation & Continuity Tester
	Maximum Test Voltage	1000V
	Minimum Test Voltage	250V
	Display Type	LCD
	Test Current	1mA
	Battery Type	AA
	Power Source	Battery
	Minimum Operating Temperature	-10°C
	Plug Type	3-Pin (Global)
	Safety Category Level	CAT III
	Safety Category Voltage	600V
	Maximum Operating Temperature	60°C
	Standards/Approvals	IEC 61326-1
	Width	148 mm
	Length	203mm
	Height	78mm
	Weight	980g

	Select all
	Brand Megger
	Model Number MIT320
	Product Type Insulation Tester
	Tester Type Insulation & Continuity Tester
	Maximum Test Voltage 1000V
	Minimum Test Voltage 250V
	Display Type LCD
	Test Current 1mA
	Battery Type AA
	Power Source Battery
	Minimum Operating Temperature -10°C
	Plug Type 3-Pin (Global)
	Safety Category Level CAT III
	Safety Category Voltage 600V
	Maximum Operating Temperature 60°C
	Standards/Approvals IEC 61326-1
	Width 148 mm
	Length 203mm
	Height 78mm
	Weight 980g

RoHS Status: Exempt

COO (Country of Origin):: GB

Megger Insulation Tester, LCD Screen, 0 to 600V AC Voltage Measurement Range - MIT300 Series - MIT320-EN

Want to know how safe your wiring is from shocking hazards? Troubleshoot it with this insulation tester from Megger. You can use this unit to measure the insulation, continuity and resistance of your circuit, so it's a versatile piece of kit. An LCD screen shows the results in digital and analogue form, giving you dual monitoring options. Thanks to a broad insulation measurement range between 10KΩ and 999MΩ, this tool keeps up with the highs and lows of the power in your circuit.

Features & Benefits

• Voltage measurement range between 0 and 600V AC for versatility

• Integrated insulation limit alarm to notify you of dangerous conditions

• Built-in USB interface for convenient data transmission

• Backlit display enhances visibility in dark environments

• Locking test button to help prevent tampering

• Selectable continuity alarm limit for fast go - no go testing

• Resistance measurement range to 1 MΩ

• SP3 switched probe supplied for one handed operation

• SP1000 illuminated switched probe with ultra-bright LED light available separately

Applications

• DIY repairs

• Control panels

• Assembly plants

• Automotive engineering

How accurate is this tester?

It has an insulation and continuity accuracy rating of ±3% and ±2 digits at +20°C, as well as a resistance accuracy of ±5% and ±2 digits up to 100kΩ. This means you can rely on this device for precise measurements.