3KD4444-0QE40-0
Product ID:177691
Updated: 2026/7/3

Key Features
- 1Protect circuits with a high 500A current rating.
- 2Save panel space using the compact Size 4 design.
- 3Control multi-phase systems via 4-pole configuration.
- 4Operate safely with the side-mounted mechanism.
- 5Simplify installation with the basic unit.
Need a quote? Enter your quantity and get pricing fast.
Qty
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| DC Insulation Voltage (V) | 220VDC/440VDC/1000VDC | AC Rated Voltage (V) | 690 |
| Insulation Voltage (V) | 1000 | Description | 3KD Specification 4; Rated current 500A, 4P, basic unit without handle, side operation mechanism located on the right side of the switch, surface mounting, flat connection |
| Mounting Type | Surface Mounting | Terminal Type | Flat Connection |
| Number of Poles | 4P | In(A) | 500 |
| Specification | 3KD Specification 4 [500-1000A] | Switch Type | Basic unit without handle, side operation mechanism located on the right side of the switch |
| Lifecycle | Delivery Release (PM300) | Country of Origin | China |
| ECCN | N | AL | N |
| Model Number | 3KD4444-0QE40-0 |
Specifications may be subject to change without notice
Still deciding on 3KD4444-0QE40-0?
Our engineers can confirm stock, price, and lead time for this Siemens part.
Get a no-obligation quote in 1 minute.
