| 品牌列表 | |||||
| H | HACH | HAEHNE | HAHN+KOLB | HALLITE | HANNA |
| HANSEN | HAROWE | HARTING | HASELBAUER | HBM | |
| HEIDENHAIN | HELICAL | HELUKABEL | HENGSTLER | HEPCO | |
| HEVI-DUTY | HIRSCHMANN | HITACHI | HMWTECH | HOERBIGER ORIGA | |
| HOFFMAN | HONEYWELL | HORTON | HP | HPI | |
| HUBA CONTROL | HUBBELL | HUTCHINSON | HYCON | HYDROLINE | |
| HYDROSERVICE | |||||