Siemens Supplementary Protector: 13 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp

The Siemens 5SY4 series supplementary protector (MPN 5SY41137) protects industrial control circuits and equipment from overloads and short circuits. It is a C-curve, 1-pole UL1077 DIN rail-mount device rated at 13 A, suitable for AC and DC applications up to 230/400V AC and 72V DC.

The Siemens 5SY41137 is a 13 A, C-curve, 1-pole supplementary protector with a max. AIR rating of 10kA at 230/400V AC. It has an AC voltage rating of 230/400V AC, a DC voltage rating of 72V DC, and screw clamp terminals. It is part of the 5SY4 series and meets UL1077 standards.

3G Electric supplies the Siemens 5SY4 series supplementary protector (MPN 5SY41137) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other Siemens industrial components.

Select a Siemens supplementary protector like the 5SY4 series based on your circuit's rated current (13 A for this model), voltage (AC 230/400V or DC 72V), and fault current capacity (10kA). The C-curve is ideal for moderate inrush loads such as motors and transformers. Always verify DIN rail compatibility and terminal type.