Siemens 5SX21 A4 Mini Circuit Breakers – 4A – Single Pole – 230/400V AC – LOT OF 2 GHA-187

Siemens 5SX21 A4 Mini Circuit Breakers – 4A – Single Pole – 230/400V AC – LOT OF 2 GHA-187
$12 (USD)
Location:Preston, ID
Available quantity:1
Description
*Please read full description prior to purchase*
**eBay policy restricts the display of phone numbers in the listing**
Visit our page https://www.gearheadsurplus.com
SELLING "AS IS - WHERE IS" AS DESCRIBED
** see all pictures**
Siemens 5SX21 A4 Miniature Circuit Breakers – 4A – Single Pole – 230/400V AC – LOT OF 2
Condition: Used – Removed from a fully functional system
Item Description
For sale is a Lot of 2 genuine Siemens 5SX21 A4 miniature circuit breakers (MCBs). These breakers were removed from a working electrical system and are in good used condition with normal cosmetic signs of previous installation.
Ideal for industrial control panels, distribution boards, electrical maintenance, or replacement applications.
Specifications
- Brand: Siemens
- Model: 5SX21 A4
- Series: 5SX2
- Type: Miniature Circuit Breaker (MCB)
- Pole Configuration: Single Pole (1P)
- Rated Current: 4 Amp
- Voltage Rating: 230/400V AC
- Mounting Type: DIN Rail Mount
- Breaking Capacity: 6000A / 6kA
- Frequency: 50/60 Hz
- Country of Manufacture: Germany
Features
- Reliable overload and short-circuit protection
- Compact DIN rail design
- Industrial-grade Siemens quality
- Suitable for commercial and industrial electrical systems
Condition Details
- Removed from operational equipment
- Both breakers are used and may show minor cosmetic wear
- No cracks or damaged housings observed
- Switches and terminals appear intact
- Sold as pictured
Included
- 2 × Siemens 5SX21 A4 Circuit Breakers
Additional Notes
Please verify compatibility with your equipment prior to purchase. Photos are of the actual items you will receive unless otherwise noted.
The Siemens 5SX21 A4 is commonly identified as a single-pole 4A DIN rail breaker rated for 230/400V AC with approximately 6kA breaking capacity.
Note to buyer:
- Review all photos carefully as they are part of the description per eBay policy.
- Items that are untested, for parts or repair, or unknown condition are sold as is and are non-returnable.
- Items are sold as pictured. If it is not shown in the pictures it doesn't come with the item (i.e. power cords, attachments, tooling, etc.)
- Most listings at the end include a GH and then a number for example (GH119) OR (A19) it is an internal stock reference number and not part of the item's description.
Thanks, GearheadSurplus
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Specifications
| Manufacturer | SIEMENS |
| Model | 5SX21 A4 |
| Condition | Used |
| Stock Number | 10172918 |






