Makullin cire haɗin DC don yanke layin wutar lantarki da wutar lantarki ta DC ke samarwa, guje wa haɗurra masu haɗari da kuma tabbatar da aiki lafiya.
Tsarin ma'auni, ƙarfin wutar lantarki na DC 1500V, tsarin da ya yi ƙanƙanta, lambobi da yawa na sanduna don zaɓar daga ƙirar gadar shigar da lamba, tare da aikin tsaftace kai, yana rage juriya da amfani da makamashi na makullan DC, kuma yana tsawaita rayuwar makullan hanyoyi da yawa don dacewa da yanayi daban-daban na amfani. Tsarin sauyawa "kunnawa" wanda ba ya dogara da aikin ɗan adam yana amfani da maɓuɓɓugan ajiyar makamashi don cimma sauyawa cikin sauri, tare da matsakaicin lokacin shigarwa na akwatin da ba ya hana ruwa fiye da 5m² yana da kyakkyawan aikin rufewa kuma yana iya cimma kariyar IP66 don makullan.
| Maƙallan Canjawa | Ƙarfin wutar lantarki mai ƙima | |||||
| 300VDC | 600VDC | 800VDC | 1000VDC | 1200VDC | 1500VDC | |
| A2 | 32A | 32A | 16A | 9A | 6A | 2A |
| A4 | 32A | 32A | 16A | 9A | 6A | 2A |
| 4T | 45A | 45A | 45A | 45A | 45A | 25A |
| 4B | 45A | 45A | 45A | 45A | 45A | 25A |
| 4S | 45A | 45A | 45A | 45A | 45A | 25A |
| Ƙarfin wutar lantarki mai ƙima | DC1500V |
| Matsakaicin Wutar Lantarki | 45A |
| Ƙarfin wutar lantarki mai ƙima da aka ƙima | 8kV |
| An ƙididdige ƙarfin lantarki na ɗan gajeren lokaci | 1000A/1s |
| Waya ɗaya ko Wayar Daidaitacce (mm) | 4~6 |
| Rayuwar Inji | 10000 |
| Rayuwar Lantarki | 1000 |
| Nau'in amfani | DC21B/PV1/PV2 |
| Adadin sandunan Switch | A2, A4, 4T, 4B, 4S |
| Zafin Aiki | -40°C~+85°C |
| Zafin Ajiya | -40°C~+85°C |
| Digiri na Gurɓatawa | 3 |
| Nau'in Ƙarfin Wutar Lantarki | II |
| Matsayin IP tare da Rufi | IP66 |