| Strwythur amddiffyn | Nifer y polion | Ffurfweddiad cyswllt | Diagram llinell foltedd graddedig | Model |
| Math sy'n gwrthsefyll fflwcs | 4-polyn | 3a1b | DC12, 18, 21, 24, 48, 110V | G7SA-3A1B |
| 2a2b | DC12, 18, 21, 24, 48, 110V | G7SA-2A2B | ||
| 6-polyn | 5a1b | DC12, 18, 21, 24, 48, 110V | G7SA-5A1B | |
| 4a2b | DC12, 18, 21, 24, 48, 110V | G7SA-4A2B | ||
| 3a3b | DC12, 18, 21, 24, 48, 110V | G7SA-3A3B | ||
| Sgôr: Coil gweithredu 4 polyn | ||||
| Foltedd graddedig | Cerrynt graddedig (mA) | Gwrthiant coil (Q) | Foltedd parhaus uchaf a ganiateir (V) | Defnydd pŵer (mW) |
| DC12V | 30 | 400 | 110% | tua360 |
| DC18V | 20 | 900 | ||
| DC21V | 17.1 | 1.225 | ||
| DC24V | 15 | 1,600 | ||
| DC48V | 7.5 | 6,400 | ||
| DC110V | 3.8 | 28.81 | tua420 | |
| Sgôr: Coil gweithredu 6 polyn | ||||
| Foltedd graddedig | Cerrynt graddedig (mA) | Gwrthiant coil (Q) | Foltedd parhaus uchaf a ganiateir (V) | Defnydd pŵer (mW) |
| DC12V | 41.7 | 288 | 110% | tua 500 |
| DC18V | 27.8 | 648 | ||
| DC21V | 23.8 | 882 | ||
| DC24V | 20.8 | 1,152 | ||
| DC48V | 10.4 | 4,606 | ||
| DC110V | 5.3 | 20882 | tua580 | |
| Rhan switsh (rhan gyswllt) | ||||
| Llwyth graddedig | Cerrynt graddedig | Foltedd cyswllt uchaf | Cerrynt cyswllt uchaf | Deunydd cyswllt |
| AC250V 6A DC30V 6A | 6A | AC250V, DC125V | 6A | Aloi aur-platiog + arian |
Ras gyfnewid diogelwch elevator Hitachi G7SA-2A2B 24VDC Dau Agored Dau Gauedig 10 Troedfedd 6A 250VAC. Mae sylfaen mowntio rheilen ganllaw gyfatebol, y gellir ei weldio'n uniongyrchol ar y bwrdd cylched hefyd. Mae gan y cysylltiadau platiog aur oes gwasanaeth hirach ac maent yn fwy dibynadwy. Hefyd yn darparu ras gyfnewid cyflwr solid Omron G7SA-3A1B, G7SA-5A1B, G7SA-4A2B, G7SA-4A4B, G7SA-3A3B.