Extech 401014A Big Digit Indoor/Outdoor Temperature Alert

Category Brand:
  • Simultaneous indoor and outdoor readings
  • User-set high and low alarm on probe temp
  • Weatherproof external probe with 3 m cable
  • Min/Max memory stores temperature history
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Express Delivery & Calibration

Express Delivery is currently unavailable for customers wishing to add calibration to their New Goods order. For more information, visit our Delivery Information page. 

£29.00 (ex VAT)

£34.80 (inc VAT)

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Usually Ships In 3 to 5 Business Days
  • Simultaneous indoor and outdoor readings
  • User-set high and low alarm on probe temp
  • Weatherproof external probe with 3 m cable
  • Min/Max memory stores temperature history
Free Shipping

Spend over £100 on any new goods order and receive automatic free shipping

Rewards

Points make purchases! For every £1 spent, earn back 1p that can be spent on any future new goods purchase

Our Price Promise

We offer a Price Match Promise! Find an equivalent tester for a cheaper price on a competitor site, and we’ll do our best to match it

Express Delivery & Calibration

Express Delivery is currently unavailable for customers wishing to add calibration to their New Goods order. For more information, visit our Delivery Information page. 

£29.00 (ex VAT)

£34.80 (inc VAT)

Earn 29 points

Usually Ships In 3 to 5 Business Days
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Stay on top of indoor and outdoor conditions with Extech 401014A Big Digit Indoor/Outdoor Temperature Alert. It shows both readings at the same time and makes checks quick and simple for homes, offices, and controlled rooms. You can glance at the large digits and act fast when temperatures change, so daily monitoring becomes stress-free and consistent.

External probe and cable

The wired, weatherproof probe reaches outside through a slim 3 m cable, and it routes neatly through window gaps and door frames. Because the cable is thin, you can also place the sensor inside a fridge or freezer without damaging seals, and you still get stable readings indoors.

Alarms and memory

Set high and low alert points for the external probe, and the unit keeps watch while you work. Meanwhile, the Min/Max memory records extremes over time, so you can confirm safe storage or spot issues that happen when no one is looking.

Place it where it suits you thanks to the built-in stand or mount it using the supplied wall bracket, and you are ready in minutes. The simple layout keeps operation clear, and the wired probe gives reliable sensing without dropouts, so routine temperature checks feel solid and repeatable.

Key features
  • Simultaneous display of indoor and outdoor temperatures
  • User-programmable high and low alerts on the external sensor
  • Weatherproof external probe for dependable outdoor sensing
  • Slim cable routes cleanly through windows and doors
  • Suitable for fridges, freezers, and temperature-controlled rooms
  • Min/Max memory tracks extremes for audit and safety
  • Large digits support quick checks from a distance
  • Desktop stand allows flexible bench placement
  • Wall-mount bracket enables fixed installation
  • Clear status at a glance for routine inspections
  • Wired sensing avoids wireless interference and lag
  • Straightforward setup for everyday monitoring

Stay on top of indoor and outdoor conditions with Extech 401014A Big Digit Indoor/Outdoor Temperature Alert. It shows both readings at the same time and makes checks quick and simple for homes, offices, and controlled rooms. You can glance at the large digits and act fast when temperatures change, so daily monitoring becomes stress-free and consistent.

External probe and cable

The wired, weatherproof probe reaches outside through a slim 3 m cable, and it routes neatly through window gaps and door frames. Because the cable is thin, you can also place the sensor inside a fridge or freezer without damaging seals, and you still get stable readings indoors.

Alarms and memory

Set high and low alert points for the external probe, and the unit keeps watch while you work. Meanwhile, the Min/Max memory records extremes over time, so you can confirm safe storage or spot issues that happen when no one is looking.

Place it where it suits you thanks to the built-in stand or mount it using the supplied wall bracket, and you are ready in minutes. The simple layout keeps operation clear, and the wired probe gives reliable sensing without dropouts, so routine temperature checks feel solid and repeatable.

Key features
  • Simultaneous display of indoor and outdoor temperatures
  • User-programmable high and low alerts on the external sensor
  • Weatherproof external probe for dependable outdoor sensing
  • Slim cable routes cleanly through windows and doors
  • Suitable for fridges, freezers, and temperature-controlled rooms
  • Min/Max memory tracks extremes for audit and safety
  • Large digits support quick checks from a distance
  • Desktop stand allows flexible bench placement
  • Wall-mount bracket enables fixed installation
  • Clear status at a glance for routine inspections
  • Wired sensing avoids wireless interference and lag
  • Straightforward setup for everyday monitoring

 

 Technical specifications
SpecificationDetails
ManufacturerExtech
Manufacturer part code401014A
Product typeBig digit indoor/outdoor thermometer with temperature alert
DisplayLarge-digit LCD for quick, at-a-glance reading
Measured parametersIndoor temperature via internal sensor; outdoor temperature via external probe
Alarm functionsUser-programmable high and low thresholds for external-probe temperature
External probeWeatherproof, wired temperature probe for outdoor or appliance use
Cable length3 m (9.6 ft) thin cable designed to pass through small gaps
Routing optionsFeeds through windows, doors, or small openings to outdoors or into appliances
Application examplesRefrigerators, freezers, temperature-controlled rooms, and general outdoor monitoring
MemoryInternal Min/Max storage retains temperature extremes over time
MountingBuilt-in desktop stand plus wall-mounting bracket included
PowerNot specified
Operating temperature rangeNot specified
AccuracyNot specified
Dimensions / weightNot specified
WarrantyNot specified
What’s included
  • Main thermometer unit
  • Weatherproof external temperature probe (wired)
  • 3 m thin cable attached to probe
  • Built-in desktop stand
  • Wall-mounting bracket

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