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MCT-427 is a fully supervised wireless 

heat and photoelectric smoke detector 

that is compatible with PowerMax

®

 

home security systems and other 

Visonic PowerCode™ wireless receivers.  

By sensing rapid temperature changes 

in areas where they may occur, such as 

kitchens or attics, MCT-427 activates an 

alarm when temperatures reach 50°C 

(122°F) and start increasing rapidly. 

MCT-427 

Supervised Wireless 
PowerCode™ Smoke 
and Heat Detector

Features & Benefits:

• 

Provides early warning of a developing 

fire when temperatures reach 50°C 

(122°F) and start increasing rapidly

• 

Loud (85db) alarm sound at 3m (10ft) 

• 

Up to 5 or 8 years battery life 
(depending on the battery type) and 
easy battery replacement 

• 

Sound and transmitted alerts (smoke, 
tamper, low battery) 

• 

Audio and visual sensitivity degradation 
indicators notify when the sensor needs 
to be cleaned 

• 

Back tamper

• 

Fully certified by the most strict and 

demanding international standards 
such as EN 14604 for safety products in 
Europe

Specifications: 

Cover Range:

50 – 100 cubic meters  
(1770 – 3530 cubic ft.)

Battery type:

3V CR123A / CR17450 lithium 

Battery Life 
(in typical use):

5 years for CR123A,  
8 years for CR17450

Weight:

165g (5.8oz) 

Operating 
temperature:

-10°C to 50°C (14°F to 122°F)

Operating 
environment:

Indoor

Dimensions:

120 x 63mm (4.7 X 2.5in)

 

and PowerMax are registered trademarks of Visonic Ltd. Other names are the property of their owners. 

Visonic reserves the right to change information or specifications without notice

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