5SY62637 – Siemens 63A 2-Pole Miniature Circuit Breaker, C-Curve, 400V

5SY62637

The Siemens 5SY62637 is a high-performance 2-pole miniature circuit breaker from the dependable Sentron 5SY6 Series, engineered for reliable overload and short-circuit protection in commercial and industrial electrical systems. Rated for 63 amps and 400V AC, this breaker features a C-curve tripping characteristic and a 6kA interrupting capacity for dependable protection in a wide range of applications. The compact 70mm installation depth and DIN-rail mounting make it easy to integrate into modern distribution panels and control assemblies. Built with touch-safe terminals, halogen-free construction, and trusted Siemens engineering, the 5SY62637 ensures long-lasting performance and enhanced electrical safety. At Essential Parts, we stock the 5SY62637 with fast shipping, competitive pricing, and expert support — helping you keep your projects powered and on schedule. Designed for reliable protection in compact panels, it accommodates conductors between 0.75 and 35 mm² and mounts with a 70 mm depth profile. With touch-safe terminals, sealable design, and compliance with Siemens’ quality standards, it’s ideal for commercial and industrial applications. Key Specifications:

• Part Number: 5SY62637
• Manufacturer: Siemens / Sentron
• Type: Miniature Circuit Breaker (MCB)
• Current Rating: 63 A
• Poles: 2-Pole
• Trip Curve: C-Curve
• Voltage: 400 V AC
• Interrupting Capacity: 6 kA
• Depth / Installation: 70 mm
• Conductor Range: 0.75 – 35 mm²
• Protection Rating: IP20 (with conductors)

Specifications

• Part Number: 5SY62637
• Manufacturer : Siemens
• Brand : Siemens
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : 5SY Series
• Voltage : 400
• AIC rating : 6kA@400V
• Connection : Feed-Thru
• Functions : LI - Long-Time and Instantaneous
• Protection : Thermal Magnetic

Product Data

• UPC : 4089259102
• GTIN : 00040892591026
• Country of Origin : Germany
• Dimensions : 3.622 x 1.575 x 3.307 inch
• Weight : 0.763 lb