Meet specific application needs with Thermo Scientific™ Refrigerator and Freezer Alarms, optional alarms for lab refrigerators and freezers. These alarms are available in a variety of styles.

Alarm Delay Module

Eliminates nuisance alarms due to intermittent voltage flux from lightning or brief power outages
Adjustable delay releases signal to alarm/monitoring system only when alarm condition continues for specified time period
Digital timer can be set from 0 to 30 minutes
The TIMING LED blinks green when the monitored Alarm Contact Input is in its normal condition and yellow when the switch is in its alarm condition. After the user-programmable delay time has been reached, the ALARM LED will blink red and sound the audible alarm
Signals chronic alarm conditions that may indicate impending component failure; allows time for inspection or corrective maintenance
Inserts variable time interval between detection of alarm condition and transmission of signal
Includes accurate digital timing circuit adjustable from 0, 0.5, 1, 5, 10, or 30
Operates independent of line power; built-in battery and alarm test uses customer-supplied 9V battery
Overall dimensions, 1.62L x 2.5W x 4.75 in. H (1.6 x 6.4 x 12.1cm)

Deluxe Electronic Remote Alarm System

Can be programmed to sound an alarm in the event of a temperature increase or power failure. 120V/60Hz
Alarm can dial up to four telephone numbers
Signals an alarm condition across any telephone system that accepts pulse dialing
One system can monitor up to four individual freezers or up to three groups of freezers
Requires dedicated phone line

Not for sale in countries that require a CE mark

Electronic Local Alarm Systems

Use with high-performance lab refrigerators and freezers
Freestanding system includes keyed ON/OFF alarm switch, audible and visual alarms for power failure and temperature deviation, audio silence button, and alarm test button
Painted metal cabinet with digital temperature display and keyed alarm switch
Must be customer installed

Standard Remote Alarm System

Use with general-purpose freezers and refrigerators; chromatography refrigerators equipped with accessory electronic local alarm system; and ultralow-temperature freezers
Can be located up to one-third mile from unit and used with either normally open or normally closed contacts
Emits both audible and visual signal in the event of power failure or temperature deviation
Wire not included
For 115V
Requires factory-installed alarm system
Warranty varies by country, please contact us for details

VARIOUS MODELS AVAILABLE.

Call or email for more information and pricing.

1-800-661-4335