Rockwell Automation 1492-SPM1B400MCB Supplementary Protector 40 A, Overcurrent Protection Device for Industrial Applications
The Allen Bradley 1492-SPM1B400MCB is a supplementary protector designed for high-capacity electrical circuits. Ideal for applications requiring robust overcurrent protection, this protector ensures reliable performance and long-lasting operation.
Rated Current:40A
Type:Supplementary Protector
Nominal Voltage:240V AC
Protection Class:Class 10
Temperature Range:-25°C to +70°C
Certifications:UL Listed, CE Certified
Designed for industrial applications, the Rockwell Automation 1492-SPM1B400MCB provides reliable overcurrent protection for motor starters, contactors, and other electrical equipment. Its compact size and robust construction make it an ideal choice for space-constrained environments. The protector features quick response times to minimize downtime and maximize system uptime. Its IP20-rated enclosure ensures protection against solid foreign objects and is suitable for installation in indoor settings. The clear labeling on the device facilitates easy identification and integration into existing electrical systems. With its versatile mounting options, the protector can be installed either horizontally or vertically, offering flexibility for various panel layouts. The protector’s low maintenance requirements and long service life contribute to lower total cost of ownership and improved operational efficiency.


















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