Accurate and durable with sturdy case and protective covers to prevent corrosion. Two three-wire receptacles allow automatic switching of external appliances.

Model 170
Timer Accurate and durable with sturdy case and protective covers to prevent corrosion. Two three-wire receptacles allow automatic switching of external appliances.

Model 171
Timers Accurate and durable with sturdy case and protective covers to prevent corrosion. Two three-wire receptacles allow automatic switching of external appliances.

Model 172
Timers Accurate and durable with sturdy case and protective covers to prevent corrosion. Two three-wire receptacles allow automatic switching of external appliances.

Model 173
Timers

Timing circuits are 100% solid state for digital accuracy and repeatability. Simple design with highly visible two-digit display makes time setting easy.

Model 450
Electronic Timer Solid state digital timer is an excellent choice for precision laboratory use. Two independent, programmable memories for single cycle switching or continuous recycling.

Solid state digital timer is an excellent choice for precision laboratory use. Two independent, programmable memories for single cycle switching or continuous recycling.

Model 451
Electronic Timer
Intervalometer Versatile enough for any scientific or laboratory task. Delivers 10th of a second accuracy up to 60 minutes with automatic reset.

Versatile enough for any scientific or laboratory task. Delivers 10th of a second accuracy up to 60 minutes with automatic reset.

Model 555
Timer Two digital timers in one unit with programmable memories that work independently or interactively for any cycling need. Tenth of a second accuracy up to 60 minutes.

Two digital timers in one unit with programmable memories that work independently or interactively for any cycling need. Tenth of a second accuracy up to 60 minutes.

Model 655
Timer

Scientific - Laboratory Timers

Accuracy, repeatability and reliability. These are meaningful concepts in science. They are also important characteristics of GraLab laboratory timers.

Dependable electronic laboratory timers and intervalometers from GraLab meet the stringent demands of the scientific community with:

+/- 0.01% accuracy at one second
+/- 0.005% repeatability at one second
Durable construction that stands up to years of service

Contact a GraLab timing expert to discuss your exact requirements.

GraLab laboratory timers are used in a variety of scientific applications ranging from gas chromatography to water analysis. Timers can be used for single cycle switching or in tandem as a continuously recycling intervalometer. Key features include:

Independent, separately programmable memories to control on/off cycles
Time ranges from 0.1 second to 99 minutes
Ability to switch AC power through outlet or logic level compatible signal
Multiple audio settings to match application needs