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Sealey MM20 Digital Multimeter 8 Function with Thermocouple

SKU: 240826150646003 EAN: 5024209731713

Compare 5 prices for Sealey MM20 Digital Multimeter 8 Function with Thermocouple — from £15.09 to £22.95 across 5 UK sellers including Trade Counter Direct, Whiterose Tools, I T S and more. Save up to £7.86 (34%).

£15.09 18h ago
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Compare Prices from 5 Sellers

Prices updated 19 Apr 2026
2
Whiterose Tools
£21.00 +£5.91
27h
3
I T S
£21.59 +£6.50
9h
4
Tooled Up
£22.95 +£7.86
1h
5
My Tool Shed
£22.95 +£7.86
1h
#2 Whiterose Tools
27h ago
£21.00 +£5.91
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#3 I T S
9h ago
£21.59 +£6.50
View
#4 Tooled Up
1h ago
£22.95 +£7.86
View
#5 My Tool Shed
1h ago
£22.95 +£7.86
View

Heavy-duty general purpose digital 8 function multimeter with thermocouple with clear and easy-to-read LCD display.

Features data-hold function, temperature probe and diode test facility.

Housed in rugged rubber boot with integral stand. Supplied with full set of leads and probes.

Measures: AC and DC Voltage, DC Current, Resistance, Temperature, Audible Continuity, Diode/Transistor Verification Mode.

AC Voltage (Accuracy): 200V, 600V (±2%) 
DC Voltage (Accuracy): 200mV (±0.5%), 2V (±0.8%), 20V (±0.8%), 200V (±0.8%), 600V (±0.8%) 
AC Current (Accuracy): No 
DC Current (Accuracy): 2mA (±1%), 20mA (±1%), 200mA (±1.2%), 10A (±2%) 
Resistance (Accuracy): 200Ω, 2kΩ, 20kΩ, 200kΩ (±0.8%), 2MΩ (±1.2%) 
Capacitance (Accuracy): No 
Temperature (Accuracy): Range; -40°C-1000°C, (±1% up to 400°C), (±2% over 400°C) 
Frequency (Accuracy): No 
Duty Cycle: No 
Continuity Audible: Yes 
Diode Test: Yes 
Transistor Test: Yes 
High-Impact Rubber Case: Yes 
Digits x Height: 6 x 12mm 
Low Battery Indicator: Yes 
Battery (Supplied): 1 x 9V 
Information: Integral Stand 
Conformity: IEC 1010

Brand Sealey
Display Digital
Features Data Hold
Form Factor Handheld
MPN MM20
No features listed
No items listed

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