- KLK4
- Littelfuse, Inc.
- Midget, fast-acting fuse. Supplementary overcurrent protection. Ampere rating: 4 A. Voltage rating: 600 VAC, 500 VDC. Interrupting rating: UL listed 100,000 amperes rms symmetrical (capable of 200,000 amperes).
- KLK4
- Lumberg, Inc.
- 3.5 MM AUDIO CONNECTOR, SOCKET
- KLK44
- Lumberg, Inc.
- 3.5 MM AUDIO CONNECTOR, SOCKET
- KLK4 BLACK
- Karl Lumberg
- KLK4 BLACK