所有WINDAY電容器，都是由環保材料製成。無論是在制造過程中還是在產品本身，都不使用任何有毒物質。
並且遵循相關法令, 下表針對不同的型號可以查尋到相關的第三方檢測報告。
SMEC, PMEB, SMPC, SMMC, SMCA,?
SMCD,?SMXW, SMXV, SMXD, SWX1,?
SMS3, SMCB,?SMIT, SMXJ, SMPJ-C,?
SMTP-C
SMEF, SMEM, SMPP, SMPM, SPEN,?
SMPH, SMEH, SPPN, SMTE, SMTP,
SPSM, SMMS, SMPJ, PPEI, PPPI
RoHS + TBBP-A?
+?MCCPs
CANEC2303774601
Tested by SGS
CANEC2303785101
REACH
CANEC23000960601
CANEC23000960301
Halogen + Red Phosphor +?
+ DMFA + PAHs + PFAS
CANEC2303774613
CANEC2303785109
Toxic Substances Control Act
(TSCA)
CANEC2303774605
CANEC2303785105
RoHS
EGZ2302200184C00108R
Tested by EMTEK
(SVHC-235)
EGZ2302200184C00208R
EGZ2302200184C00307R