Head to head

ThermoWorks Signals™ vs ThermoWorks Smoke

Our pick

ThermoWorks Signals™

Wired-Probe Alarm Thermometers

Four channels and high and low alarms for each probe let you track several temperatures with separate alert limits.¹²

Product photographs. Not to scale.

Two probe channels with high and low alarms let you track two temperatures without changing probes between readings.³

2 models / at a glance

Channels · channel4 channel¹Higher preferred ↑

Channels · channel2 channel³Higher preferred ↑

Specification	ThermoWorks Signals™	ThermoWorks Smoke
Channels	4 channel¹	2 channel³
Wireless link	Bluetooth and wifi²	Rf proprietary³