Nyees khawm tau ua dej num raws li tus ua haujlwm hom, hom kev tiv thaiv, hom khawm hom ntsiab lus thiab nta:
Qhib hom: tsau tso npe rau kos mus laug cam thiab tswj cov txee, lossis console vaj huam sib luag. Code-named k.
-Kev tiv thaiv: vaj tse nyob tiv, yuav tiv thaiv khawm sab hauv seem yuav ua txhua yam los yog kov nyob tog, code-named h.
Waterproof yam: ntim enclosure, kom dej intrusion. Chaws hu ua s.
Corrosion kev tiv thaiv: tiv thaiv tau qhov intrusion ntawm cov tshuaj corrosive gases. Code-named f.
Tawg tau hom: siv roj heev thiab plua tshauv tsis tas yuav ua tau rau av., xws li tsuas thee thiab lwm qhov chaw. Txoj kev b.
-Pob qhov rooj: tig kuv txhais tes, coj ob tug lwm qhov chaw, xws li ib tug vaj huam sib luag mount muaj mob. Codenamed x.
-Qhov tseem ceeb: zov me nyuam uas lub daws cov ua teb yuav tiv thaiv tsis muaj lag luam los yog rau kev kawm haujlwm. Chaws hu ua y.
Ceev: loj mushroom khawm liab protrudes ntawm tus txheej, siv rau thaum muaj xwm ceev zog tuaj. Code-named j los yog m.
Qhov khawm: khawm yuav nruab muaj qhov-electromagnet, mas siv fais fab nroj tsuag, substations los yog cov khoom mus kuaj, neeg teb xov tooj txuas lus tseg thiab qhov teeb meem qhia, feem ntau rau cov zov me nyuam vaj huam sib luag. Chaws z lub npe.
Illuminated nyees khawm: khawm yuav nruab muaj teeb, tsis tas li los publishing haujlwm hais kom ua, doubles li ib lub teeb liab ntawd, siv ntau txoj kev los tswj xwm, tswj panels. Chaws hu ua d.
Modular: ntau khawm ob peb ua ke. Chaws hu ua e.
Interlocking: txog hauv pom ntau yam neeg no interlocked nrog lwm yam. Chaws c no.