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| Country of Origin | Czech Republic |
|---|---|
| Voltage | 24, 24V ac |
| Brand | Siemens |
| Height | 33.2mm |
| Model | 3SU1401-2BB40-1AA0 |
| Width | 9.8mm |
| Current Rating | 20mA |
| Series | SIRIUS ACT 3SU14 |
| Maximum Operating Temperature | 70°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw |
| Illumination type | LED |
| Standards/Approvals | UL, WEEE (2012/19/EU), CE, EAC, IEC, REACH, RoHS, UKCA |
| Better World Claim | Extended Product Life, Low Carbon Manufacture |
| Block Type | Light Block |
| Illumination Colour | Green |
| Siemens Siemens 3SB3 Light Block - Green, 24 VBrand | Siemens |
Siemens 3SU1401-2BB40-1AA0 SIRIUS ACT 3SU14 Series Light Block is a high-quality LED module incorporating a green LED light designed for industrial and automation applications requiring visual signaling and indication.
This light block operates seamlessly with both 24 V AC and 24 V DC inputs, suitable for diverse electrical environments. The screw terminal connection enables straightforward and secure wiring in control panels or push button assemblies.
With a compact design measuring 33.2mm in height and 9.8mm in width, it is optimized for floor mounting while maintaining robustness for continuous industrial operation. The 20mA current rating ensures efficient performance without excessive energy consumption.
Engineered for durability, it operates reliably in temperatures ranging from -25°C to 70°C, accommodating demanding environments found in manufacturing, electrical automation, and HVAC systems.
Its compliance with multiple standards such as UL, CE, IEC, RoHS, and UKCA guarantees quality, safety, and environmental responsibility. The product is a part of Siemens' Better World portfolio emphasizing extended product life and low carbon manufacturing processes.
Designed with LED illumination for energy efficiency and long life. Operates at 24 V AC and 24 V DC voltage levels for versatile applications. Green light color ensures clear visual indication. Compact dimensions with 33.2mm height and 9.8mm width for floor mounting.
Screw terminal type provides secure electrical connection. Current rating of 20mA supports reliable signal transmission. Wide operating temperature range from -25°C to 70°C for harsh environments. Meets multiple standards including UL, CE, IEC, RoHS, and UKCA.
Manufactured in Czech Republic with sustainable processes for extended product life.
This Siemens light block is ideal for industrial machines, electrical panels, automation systems, and manufacturing environments where clear and reliable light indication is critical for process control and safety.
Explore the Siemens product range on EnvMart for comprehensive automation and electrical component solutions.
Explore more products in our Push Button Contact Blocks & Light Blocks category.
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