The Motech LPS-300 is a series of 1-channel or 3-channel programmable power supplies with optional RS232 connectivity.

The devices were also sold as the Amrel LPS-301 by American Reliance and partly under further brands.

Specifications

The models differ only in the number of available channels, maximum voltage and maximum current output:

Model	Power Output	Channels	Voltage/Current
LPS-301	30 W	1	30 V/1 A or 15 V/2 A
LPS-302	60 W	1	30 V/2 A or 15 V/4 A
LPS-303	90 W	1	30 V/3 A
LPS-304	70 W	3	±30 V/1 A or ±15 V/2 A; 5 V/2 A
LPS-305	165 W	3	±30 V/2.5 A; 3.3 or 5 V/3 A

Protocol