3RU2126-4FB0
Siemens
Contactor mounting60 °C-40 °C
Ref. price$45.72
Lead time on requestGet quote
Siemens 3RU21 Series
321 variants · Siemens
About the Siemens 3RU21 Series
The Siemens 3RU21 Series series groups 321 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common mounting of Contactor mounting, temp operating max of 60 °C and temp operating min of -40 °C. Variants differ by depth, height and width, so you can match the exact depth your application requires using the selection guide below.
Select a variant by
- Depth
- 85 mm · 105 mm · 125 mm
- Height
- 85 mm · 90 mm · 105 mm
- Width
- 45 mm · 55 mm · 70 mm
Shared specifications
- Mounting
- Contactor mounting
- Temp operating max
- 60 °C
- Temp operating min
- -40 °C
- Trip class
- CLASS 10
Variant comparison
| Parameter | 3RU2136-4HB0 | 3RU2136-4JB0 | 3RU2146-4MB0 | 3RU2126-4PB0 | 3RU2126-4FB0 | 3RU2126-4NB0 |
|---|---|---|---|---|---|---|
| Depth | 105 mm | 105 mm | 125 mm | 85 mm | 85 mm | 85 mm |
| Height | 90 mm | 90 mm | 105 mm | 85 mm | 85 mm | 85 mm |
| Width | 55 mm | 55 mm | 70 mm | 45 mm | 45 mm | 45 mm |
Request a quote on any Siemens 3RU21 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.
