441 SCR Power Controller
The 441 SCR Power Controller series consists of silicon-controlled rectifier (SCR) power controls originally supplied under the Barber-Colman and Robicon names. These units regulate electrical power to connected loads and are used in industrial process and machine control applications.
The series spans a broad range of current and voltage ratings, with models rated for supply voltages including 240VAC and 480VAC and current capacities ranging from roughly 27 amps up to 220 amps. Part numbers follow the 441- prefix across multiple configuration variants, some offering additional options.
Series Overview
- Product type: SCR power controllers
- Manufacturers: Barber-Colman and Robicon
- Category: Power Controls
- Voltage ratings: include 240VAC and 480VAC
- Current ratings: approximately 27A to 220A
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