| 675401 | HK02 | Heat sink for BStL24, BStL34, BStL35, BStL37 series | Siemens |
| 675402 | HK05 | Heat sink | Siemens |
| 675403 | HK08 | Heat sink for BStH04, BStH05 series | Siemens |
| 675404 | HK10 | Heat sink for BStF04, BStF25 | Siemens |
| 675405 | HK100A-12 | Single output 10W~150W | DENSEI-LAMBDA |
| 675406 | HK100A-15 | Single output 10W~150W | DENSEI-LAMBDA |
| 675407 | HK100A-24 | Single output 10W~150W | DENSEI-LAMBDA |
| 675408 | HK100A-3 | Single output 10W~150W | DENSEI-LAMBDA |
| 675409 | HK100A-5 | Single output 10W~150W | DENSEI-LAMBDA |
| 675410 | HK10A | Single output 10W~150W | DENSEI-LAMBDA |
| 675411 | HK10A-12 | Single output 10W~150W | DENSEI-LAMBDA |
| 675412 | HK10A-15 | Single output 10W~150W | DENSEI-LAMBDA |
| 675413 | HK10A-24 | Single output 10W~150W | DENSEI-LAMBDA |
| 675414 | HK10A-3 | Single output 10W~150W | DENSEI-LAMBDA |
| 675415 | HK10A-5 | Single output 10W~150W | DENSEI-LAMBDA |
| 675416 | HK150A-12 | Single output 10W~150W | DENSEI-LAMBDA |
| 675417 | HK150A-15 | Single output 10W~150W | DENSEI-LAMBDA |
| 675418 | HK150A-24 | Single output 10W~150W | DENSEI-LAMBDA |
| 675419 | HK150A-3 | Single output 10W~150W | DENSEI-LAMBDA |
|
| 675420 | HK150A-5 | Single output 10W~150W | DENSEI-LAMBDA |
| 675421 | HK15A-12 | Single output 10W~150W | DENSEI-LAMBDA |
| 675422 | HK15A-15 | Single output 10W~150W | DENSEI-LAMBDA |
| 675423 | HK15A-24 | Single output 10W~150W | DENSEI-LAMBDA |
| 675424 | HK15A-3 | Single output 10W~150W | DENSEI-LAMBDA |
| 675425 | HK15A-5 | Single output 10W~150W | DENSEI-LAMBDA |
| 675426 | HK25A-12 | Single output 10W~150W | DENSEI-LAMBDA |
| 675427 | HK25A-15 | Single output 10W~150W | DENSEI-LAMBDA |
| 675428 | HK25A-24 | Single output 10W~150W | DENSEI-LAMBDA |
| 675429 | HK25A-3 | Single output 10W~150W | DENSEI-LAMBDA |
| 675430 | HK25A-5 | Single output 10W~150W | DENSEI-LAMBDA |
| 675431 | HK2900 | 5 V,+/-100 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675432 | HK2901 | 5 V,+/-50 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675433 | HK2907 | 5 V,+/-25 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675434 | HK2909 | 5 V,customer specific, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675435 | HK290A | 5 V,+/-20 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675436 | HK290B | 5 V,+/-50 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675437 | HK290C | 5 V,+/-100 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675438 | HK2910 | 5 V,+/-100 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675439 | HK2911 | 5 V,+/-50 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
| 675440 | HK2917 | 5 V,+/-25 ppm, differential positive ECL crystal clock oscillator | NEL Frequency Controls |
