Rockwell Automation A-B 503-CJB-6GP-42T-90NEMA Size 2 Combination Contactor Circuit-breaker
The Rockwell Automation A-B 503-CJB-6GP-42T-90NEMA Size 2 Combo Contactor Circuit Breaker integrates reliable contactor functionality with overcurrent protection in one compact design, making it ideal for industrial control systems.
Manufacturer:Rockwell Automation
Model Number:A-B 503-CJB-6GP-42T-90
NEMA Size:Size 2
Combination Type:Contactor + Circuit Breaker
Rated Current:Up to 42 Amps
Voltage Rating:AC 208-240V
Protection Class:IP20
Contact Material:Silver Alloy
Breaking Capacity:50kA @ 240VAC
Mechanical Life:10 million operations
Certifications:UL, CE, CSA, RoHS
The Rockwell Automation A-B 503-CJB-6GP-42T-90NEMA Size 2 Combination Contactor Circuit Breaker is an essential component for any industrial control panel.
This robust device integrates seamlessly into control systems, providing reliable and efficient switching and protection.
The silver alloy contacts ensure minimal wear and tear, contributing to the product’s long mechanical life of up to 10 million operations.
Certified to meet UL, CE, CSA, and RoHS standards, this combination breaker offers superior performance and peace of mind for your application.
Designed for easy installation, it fits into NEMA Size 2 enclosures, making it ideal for applications where space is at a premium.
With a rated current up to 42 amps and a breaking capacity of 50kA at 240VAC, it is well-suited for demanding industrial environments.











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