5ST3804
Image for illustration purposes only.
If you're unsure whether this part is a perfect match, please contact us.
Condition: New Sealed
£6.50
Est. shipping: October 30 2026
View all options and prices (10)
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
|
New Sealed
Full 24 months warranty Est. shipping: October 30 2026 |
WM71-5S | Enquire now | £6.50 | Add to Cart |
|
New Sealed
(Min. Quantity: 12)
Full 24 months warranty Est. shipping: October 30 2026 |
WM94-5S | Enquire now | £7.50 | Add to Cart |
|
New Sealed
(Min. Quantity: 12)
Full 24 months warranty Est. shipping: October 30 2026 |
WM85-5S | Enquire now | £7.50 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: October 13 2026 |
WM75-5S | 120+ in stock | £8.50 | Add to Cart |
|
New Sealed
(Min. Quantity: 12)
Full 24 months warranty Est. shipping: November 06 2026 |
WM66-5S | Enquire now | £9.50 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: December 15 2026 |
WM97-5S | Enquire now | £12.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: October 09 2026 |
WM20-5S | Enquire now | - | Get Quote |
|
New Sealed
Full 24 months warranty Est. shipping: October 12 2026 |
WM44-5S | 10+ in stock | - | Get Quote |
|
New Sealed
Full 24 months warranty Est. shipping: October 13 2026 |
WM59-5S | Enquire now | - | Get Quote |
|
New Sealed
Full 24 months warranty Est. shipping: October 30 2026 |
WM92-5S | Enquire now | - | Get Quote |
Condition: New
Priced on Request
Est. shipping: October 09 2026
View all options and prices (4)
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
|
New In Open Original Box
Full 12 months warranty Est. shipping: October 09 2026 |
WM20-5S | Enquire now | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: October 09 2026 |
WM20-5S | Enquire now | - | Get Quote |
|
New Without Original Box
Full 12 months warranty Est. shipping: October 09 2026 |
WM27-5S | Enquire now | - | Get Quote |
|
New
Full 12 months warranty Est. shipping: October 12 2026 |
WM44-5S | 20+ in stock | - | Get Quote |
Condition: Refurbished
Priced on Request
Est. shipping: October 09 2026
Condition: Used
Priced on Request
Est. shipping: October 09 2026
Our Warehouse Description:
The 5ST3804 is a neutral conductor isolator designed for use with miniature circuit breakers such as 5SY, 5SL, and 5SJ. It functions as a reliable disconnector for electrical isolation and circuit protection, featuring easy handling and robust construction. The device is suitable for switching applications up to 63A at 400VAC and includes an auxiliary switch option for enhanced functionality.
Full 12 months warranty
Siemens is a global leader in industrial automation, digitalisation, and electrification, offering products such as PLCs, drives, industrial robots, and process control systems. Known for innovation and sustainability, Siemens’ technologies enhance efficiency, safety, and performance across industries like manufacturing, energy, and healthcare.
***CJS Automation is NOT an authorised distributor of Siemens***
Other Siemens Parts
Closest part codes available to buy online.
GB 
US 
DE 
DK 
ES 
FI 
FR 
IT 
NL 
NO 
PT 
SE