Our most popular general purpose power supply.

• Output voltage selected by rotary switch in 1V steps up to 13V

• Long switch lifetime - switch voltage safely at full load without switch contact arcing

• Continuously rated output of 8.5A, a.c. or d...

• Output voltage selected by rotary switch in 1V steps up to 15V

• Long switch lifetime - voltage can be switched safely at full load without switch contact wear

• Continuously rated output of 8.5A, a.c. or d.c

• Adjustable, maximum voltag...

The entry level power supply in the Unilab Retro range. The Lockable Power Unit provides a.c. or d.c. at 2, 4, 6, 9 or 12 volts, at up to 4 amps. This unit is well suited to everyday power requirements, such as basic electricity, ray optics boxes and immersion heaters. The voltage is selected us...

This is the workhorse of the Unilab Retro range, offering continuously variable a.c. up to 15 volts, and d.c. up to 20 volts, at a combined current of up to 8 amps. This unit is ideal where high power is required, such as high-power quartz lamps or for powering simultaneous experiments.

Th...

The most sophisticated of the Unilab Retro range, the Regulated Lockable Power Unit offers smooth, regulated d.c. at 2, 4, 6, 9 or 12 volts, at up to 4 amps. This unit is for specialist requirements, such as electronics, or where a constant voltage is required under variable load. The voltage is...

Easy-Read Attachment - 20mA d.c. Attachment

The black shunts adapt the Easy-Read for current measurement, and their sockets are found in the ends of the attachment (current passes through). The orange multipliers adapt the Easy-Read for voltage measurements, and have their sockets on the fr...

• Large 12mm high display

• Timing features include start/stop and reset via the top-mounted push switches or via the front panel 4mm sockets

The stopclock can time up to 1 hour in 1/100 second with split (lap) timing if required. It is powered by two AA/R6 or HP7 c...

Easy-Read Attachments - 20V a.c. Attachment

The black shunts adapt the Easy-Read for current measurement, and their sockets are found in the ends of the attachment (current passes through). The orange multipliers adapt the Easy-Read for voltage measurements, and have their sockets on the fr...

Easy-Read Attachments - 10A d.c. Attachment

The black shunts adapt the Easy-Read for current measurement, and their sockets are found in the ends of the attachment (current passes through). The orange multipliers adapt the Easy-Read for voltage measurements, and have their sockets on the fr...

Easy-Read Attachments - 20V d.c. Attachment

The black shunts adapt the Easy-Read for current measurement, and their sockets are found in the ends of the attachment (current passes through). The orange multipliers adapt the Easy-Read for voltage measurements, and have their sockets on the f...

Easy-Read Attachments - 1A/10A a.c. Attachment

The black shunts adapt the Easy-Read for current measurement, and their sockets are found in the ends of the attachment (current passes through). The orange multipliers adapt the Easy-Read for voltage measurements, and have their sockets on the...