| 301 | GW-INSTEK PSM-3004 Programmable Power Supply | |
| 302 | GW-INSTEK PSM-6003 Programmable Power Supply | |
| 303 | GW-INSTEK PSM-2010 Programmable Power Supply | |
| 304 | GW-INSTEK PSS-3203 Programmer Linear DC Power Supply | |
| 305 | GW-INSTEK PSS-2005 Programmer Linear DC Power Supply | |
| 306 | GW-INSTEK PFR-100M Fanless Multi-Range DC Power Supply | |
| 307 | GW-INSTEK PFR-100L Fanless Multi-Range DC Power Supply | |
| 308 | GW-INSTEK PPX-10H01 Programmable High-Precision DC Power Supply | |
| 309 | GW-INSTEK PPX-3603 Programmable High-Precision DC Power Supply | |
| 310 | GW-INSTEK PPX-3601 Programmable High-Precision DC Power Supply | |
| 311 | GW-INSTEK PPX-2005 Programmable High-Precision DC Power Supply | |
| 312 | GW-INSTEK PPX-2002 Programmable High-Precision DC Power Supply | |
| 313 | GW-INSTEK PPX-1005 Programmable High-Precision DC Power Supply | |
| 314 | GW-INSTEK SPD-3606 Multiple Output Dual Range DC Power Supply | |
| 315 | GW-INSTEK GPC-3060D Linear DC Power Supply | |
| 316 | GW-INSTEK GPC-6030D Linear DC Power Supply | |
| 317 | GW-INSTEK GPS-2303 2CH Linear DC Power Supply | |
| 318 | GW-INSTEK GPS-3303 3CH Linear DC Power Supply | |
| 319 | GW-INSTEK GPS-4303 4CH Linear DC Power Supply | |
| 320 | GW-INSTEK SPS-606 DC Switching Power Supply | |
| 321 | GW-INSTEK SPS-3610 DC Switching Power Supply | |
| 322 | GW-INSTEK SPS-2415 DC Switching Power Supply | |
| 323 | GW-INSTEK SPS-1820 DC Switching Power Supply | |
| 324 | GW-INSTEK SPS-1230 DC Switching Power Supply | |
| 325 | GW-INSTEK GPS-3030DD Linear DC Power Supply | |
| 326 | GW-INSTEK GPS-3030D Linear DC Power Supply | |
| 327 | GW-INSTEK GPS-1850D Linear DC Power Supply | |
| 328 | GW-INSTEK GPS-1830D Linear DC Power Supply | |
| 329 | GW-INSTEK GPS-3030 Linear DC Power Supply | |
| 330 | GW-INSTEK GPR-30H10D Linear DC Power Supply | |