Electronic and Electromechanical Timers:

Introduction:

The Gralab line of electronic timers is by far the most widely used brand of darkroom timers in the world. An entire family of timers is offered, so that every budget and application. Select the desired timer from the list below and then read the detailed specification for that time. We try to keep the entire product line of timers in stock for immediate shipment to customers.

All Gralab timers sold by SPI Supplies come with the original manufacturer's guarantee and are purchased from the manufacturer by SPI Supplies, as an authorized distributor.

Spare and replacement parts:

You will note that we list certain spare and replacement parts for some of the Gralab timer products. We suggest you consider purchasing a set of spare parts where applicable so that you won't run into our Minimum Order requirement.

Calibration considerations:

All Gralab timers are driven by synchronous motors. No calibration is required because the speed of the motor is controlled by the frequency of the electrical power supply.

Darkroom timers

	Gralab™ Model 300
	Gralab™ Model 451
	Gralab™ Model 555
	Gralab™ Model 655
	Pocket style