Phone: +1(281) 968-0718
Email: sales@USComponent.com
KS621K30-D Powerex - Darlington Independent Power Module
KS621K30-D Description
The Powerex KS621K30-D is a Darlington transistor module, rated for 1000 V and 300 A. It was a workhorse in drives and power supplies before IGBTs took over, and it is still needed to repair that equipment.
USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the KS621K30-D, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.
Target Applications
Powerex KS621K30-D is used for high-power traction inverters and choppers, medium-voltage motor drives, static VAR compensators and other high-power converters.
Key Specifications
| Manufacturer | Powerex |
| Category | Darlington Independent Power Module |
| Rated voltage | 1000 V |
| Rated current | 300 A |
Related Part Numbers
| KS621K20-D 1000V, 200A | KS621K30-C 1000V, 300A | KS621K30-E 1000V, 300A | KS621K30 1000V, 300A |
| KS621K40-E 1000V, 300A | KS621K40-F 1000V, 400A | KS621K40 1000V, 400A | KS621K40A 850V, 400A |
| KS621K30F41 1000V, 300A | KS621K20-C 1000V, 200A | KS621K20-B 1000V, 200A | KS621K20-A 1000V, 200A |
| KS621K40A41 850V, 400A | KS621K20 1000V, 200A | KS621K40HB 850V, 400A | KS621K1KHB 850V, 1000A |
Why buy from USComponent
- In business since 2001
- Quote within 24 hours
- Discontinued & hard-to-find parts
- Quality-checked before shipping
- Overnight delivery available
- BBB A+ rated
Quick Links
Young & New Century LLC
Call us: +1 (281) 968-0718
Email: sales@uscomponent.com
Address: 3521 Glisten Street, Norman, OK 73072 USA
© 2001–2026 USComponent.com, Young & New Century LLC. All rights reserved.