阿斯卡先導式燃氣電磁閥：　燃氣電磁閥把先導孔打開，燃氣電磁閥工作原理：通電時。上腔室壓力敏捷降落，封閉件四周形成上低下高的壓差，流體壓力推動封閉件向上移動，閥門打開；斷電時，彈簧力把先導孔封閉，進口壓力通過旁通孔敏捷腔室在關閥件四周形成下低上高的壓差，流體壓力推動封閉件向下移動，封閉閥門。

 阿斯卡先導式燃氣電磁閥：　燃氣電磁閥把先導孔打開，燃氣電磁閥工作原理：通電時。上腔室壓力敏捷降落，封閉件四周形成上低下高的壓差，流體壓力推動封閉件向上移動，閥門打開；斷電時，彈簧力把先導孔封閉，進口壓力通過旁通孔敏捷腔室在關閥件四周形成下低上高的壓差，流體壓力推動封閉件向下移動，封閉閥門。
美國ASCO阿斯卡產品型號： 
ASCO 88100142
ASCO SCG531D001MS
ASCO 8210G94 220VAC
ASCO 8320G186 110V
ASCO 43004158
ASCO EF8551A1MS 220V
ASCO HT8316G074 AC220V
ASCO EF8320G174
ASCO 8215G33
ASCO 8320G174
ASCO EFG551A001MS
ASCO 43005413 24V
ASCO 123664-001 AC24V
ASCO HB8320G174 220V
ASCO WT8551A001MS 220V
ASCO 88100144
ASCO 8320G217 AC220V
ASCO 238610-058-D
ASCO SCG531D002MS
ASCO SCG552A017MS 230V
ASC0 43400259
ASC0 45000519
ASCO EFHT8316G54 24VDC
ASCO EFG353A043 3/4 DC24V
ASCO AC220V
ASCO SCE370A027V
ASCO K302-116
ASCO SCG551A001MS
ASCO 8210G22 DC24V
ASCO EF8342G20 AC220V
ASCO 電磁閥
ASCO 8360G74 220VAC
ASCO NFB 316 D014
ASCO SCG262C013
ASCO SCE210C035
ASCO E290A040
ASCO 8300A82U 3/8 90PSI
ASCO EF8320G174 220VAC
ASCO EF8320G174 24VDC
ASCO 8263G333
ASCO NBETB307C039U DC24V
ASCO NAETB307C039 DC24V
ASCO SCG551A001MS 24VDC
ASCO JE3-8344G72 24VDC
ASCO JE32-8344G72 24VDC
ASCO JE32-8344G27MO 24VDC
ASCO EF8210G089 220VAC
ASCO EF8320G174 220VAC
ASCO 8262G148
ASCO EF8320G041 220VAC
ASCO 8342G1 120/60
ASCO 272610-132-D
ASCO 54100884 24V 50/60HZ
ASCO EFHT8320G174 DC24V
ASCO 306191-MS
ASCO EF8344G70 DC24V
ASCO SCE238A002
ASCO MP-C089/238714-006-D 4WE
ASCO 43004422 230V/AC/50Hz
ASCO NKS374A090MS*2 DC24
ASCO 88200007 DC24
ASCO 54191028
ASCO 35500382
ASCO EF8320G200
ASCO NF-XB307B075F DM12-2FXDC
ASCO 8300D076U
ASCO EF8017G2 MM994096 220V
ASCO EF8003G1 A516994 220V
ASCO HEHTX8210B3809724
ASCO HE8025B225
ASCO G55B401MO
ASCO G551B417SCY2
ASCO 8342G001 AC220V
ASCO 7ATSC32000H5
ASCO 8320G176 220V/50
ASCO EF8342G20 AC220V
ASCO 8262G232Q 110/50
ASCO 8210G2Q 110/50
ASCO EF8320G174 24VDC
ASCO EF8320G174 220VDC
ASCO 8262G007V 24VDC
ASCO EF8320G184MS AC220V
ASCO MP-C-089 238714-006-D
ASCO 43800064
ASCO EF8320G184 24VDC
ASCO PC11B/KL11AID/QP01
ASCO 43500078
ASCO EF8342G20 AC220V
ASCO 54191027
ASCO 35500070
ASCO 19000006 AC230V
ASCO SCG551A001MS DC24V
ASCO 314PEY6 95-250VAC 50/60H
ASCO HB8320G174 220/50
ASCO 45000014
ASCO 88100144 60VDC 500mA
ASCO 30900003
ASCO EFL8316G354 D2TCP4 DC24V
ASCO EFL8316G304 DC24V
ASCO SCG353A051 220V
ASCO 52100008 DC24V
ASCO 52100004 DC24V
ASCO 19200009（43004183）
ASCO 430 04166 DC24V
ASCO 19290014　EV 3/2 NO
ASCO SCG353A065 DC24V
ASCO HB8308A11 220VAC
ASCO WSEMET B320A202 24VDC
ASCO WSEM B327A112 24VDC
ASCO NFB327A002 24VDC
ASCO NFB316E044V 24VDC
ASCO EV8551G453 24VDC
ASCO 430-04422
ASCO SC G353.060
ASCO C123433
ASCO 400425342
ASCO SCG551A002MS AC230V
ASCO 54100884 24V 50/60HZ
ASCO NFB316E044V DC24V
ASCO 54291023
ASCO 8262G-220　AC220V
ASCO 430-04184
ASCO 34393103
ASCO 34303054
ASCO 34203292
ASCO 34203072
ASCO 52000067
ASCO 34393114
ASCO 34203081
ASCO 8345G001 110VAC
ASCO EF8316G54 24VDC
ASCO EFHT8210G094
ASCO 8320G184MS
ASCO 8320G174
ASCO 238710-006-D
ASCO EF8210G022 AC220V
ASCO EF8210G008 AC220V
ASCO EF8210G004 AC220V
ASCO EF8316G64 24VDC
ASCO EF8003G1 220VAC/常開型
ASCO EF8320G184 DC24V 1/2
阿斯卡電磁閥ASCO EFX8320G174MF 24VDC TPL：15444
ASCO 34600137
ASCO 34600108
ASCO NF-01，2-N
ASCO G551A001MS
ASCO EV8327G52 24VDC
ASCO NFB316E044V 24VDC
ASCO PA20A
ASCO EFG8320G8 AC220V
ASCO EFG8320G4 AC220V
ASCO EFG8320G22 AC220V
ASCO WSEMET B320A202 24VDC
ASCO WSEM B327A112 24VDC
ASCO NFB327A002 24VDC
ASCO EF8210G002 220VAC/常閉型
ASCO EV8551G453 24VDC
ASCO EV8327G52 24VDC
ASCO EF8320G174 220VAC
ASCO EF8320G174 24VDC
ASCO G551A001MS 220VAC
ASCO 238710-006-D AC220V
ASCO 414PMB10 95-250VAC 50/60
ASCO SCE238A005 24VDC
ASCO PB41B/RD40A11 1/4?
ASCO 13100244
ASCO WBIS8316A301 24VDC
ASCO WBIS8314A300 24VDC
ASCO EF8320G194 24VDC
ASCO SCE-263B206V 220V
ASCO 8360G74 220VAC
ASCO WBIS8316A304 24VDC
ASCO WBIS8314A300CSA DC24V
ASCO NBB307C78F
ASCO 54191027
ASCO SOLENOID VALES13100244
ASCO EF8210G003Q 220V
ASCO 51800021
ASCO MP-C-080 272610-058-D
ASCO 400-425117
ASCO K302-116
ASCO EP8300D61U 220/50
ASCO 8320G174 220VAC
ASCO 8262G80 2 4VDC
ASCO 43800178
ASCO 8320G176 220VAC 50HZ
ASCO 8316G303
ASCO 8342G1 120/60
ASCO 272610-132-D
ASCO SCE238A002
ASCO 430-04155
ASCO EF8320G184 DC24V 1/2
ASCO 88100140
ASCO 43800178
ASCO EF8344G70 DC24V
ASCO EF8320G174 220VAC
ASCO 8210G22 DC24V
ASCO WBIS8551A301 DC24V+底板
ASCO WBIS8551A301 DC24V+底板
ASCO EF8320GOO3MS AC220V
ASCO 60100035+910507
ASCO 8320G003MS AC220V
ASCO 35500382
ASCO EF8320G184 DC24V
ASCO 8344G080 DC24V
ASCO 8300D68F DC24V
ASCO EF8342G20 AC220V
ASCO NKS374A090MS*2 DC24V
ASCO 88200007 DC24V
ASCO 54191028
ASCO G551A002MS 1/4? DC24V
ASCO 51800021 DC24V
ASCO EF8210G4
ASCO C/NO:HT8262G13E
ASCO HT8320G172
ASCO HT8320G13
ASCO 8300G076U
ASCO 43004419
ASCO 19200002 AIR 115V
ASCO 8327G001 AC220V
ASCO JOUC19090017
ASCO 430-04155
ASCO SCG551A002MS AC230V
ASCO 54100884 24V 50/60HZ
ASCO 43800178
ASCO 30400008
ASCO 30400007
ASCO EF8401B101 DC24V
ASCO 8262G-220　AC220V
ASCO RD20A 71
ASCO PA20A
ASCO 88100140
ASCO 54191027
ASCO SC8551A017MS+88122404
ASCO 8551G401MS 24DC
ASCO 400125-218 115VAC 6.3W
ASCO 8210G035
ASCO 55192011 DC24V
ASCO 238210-058-D AC220V
ASCO G551A002MS 1/4” DC24V
ASCO EF8320G184 DC24V
ASCO 8344G080 DC24V
ASCO 8300D68F DC24V
ASCO 8210G2 1/2 DC220V
ASCO EF8320G203 AC220V
ASCO 8262G-220　AC220V
ASCO C/N:8210G006 AC110V
ASCO PA20A
ASCO JE3-8320G174 110V
ASCO SCE238A002
ASCO 833 354001060 24VDC
ASCO 51900001
ASCO EF8210G004 24DC
ASCO NFB316E044V DC24V
ASCO K302-353
ASCO 400425-117 230/50
ASCO JE3HT8215G30 100V/50HZ
ASCO K302116 AC220V
ASCO 55192011
ASCO EF8210G8 AC220V
ASCO EF8210G4 AC220V
ASCO EF8210G22 AC220V
美國ASCO EF8320G184 DC24V 1/2
ASCO EF8210G89 220/50
ASCO WT8551A001MS 220/50
ASCO RD20A 71
ASCO 833-35470-1010
ASCO 45000512
ASCO 8210G207 DC24V
ASCO 8262G-220　AC220V
ASCO 34393114
ASCO 34203081
ASCO 8345G001 110VAC
ASCO 8320G184MS AC220V
ASCO 8320G174MS AC220V
ASCO 064982-005-D
ASCO EFHB8316G14V 220V/50HZ
ASCO 400425-1174C1
ASCO 60100037
ASCO 60100005
ASCO EF8320G041
ASCO 8327G001 AC220V
ASCO C/N:GXHTX8262A134E13266
ASCO HT8344G76MO 220VAC
ASCO 064982-005-D
ASCO 306191-MS
ASCO 302730-MO
ASCO JPSF8262G002 AC110V
ASCO HT8320G186 DC110V
ASCO HT8320G186 AC220V
ASCO EF8320G176 AC220V
ASCO EF8320G174 AC220V
ASCO EF8320G174 220VAC
ASCO 238610-058-D
ASCO SCG353A051 220V
ASCO 400425-1174C1
ASCO EF8003G1 1/4 AC220V
ASCO WT-8551A1MS 1/4 DC24V
ASCO EF8215B80
ASCO EF8342G20 AC220V
ASCO 12100134
ASCO MN60510-HN AC220V
ASCO EF8316G034-110V/50H
ASCO-JOUCOMATIC在電磁閥方面，提供了廣泛的選擇，其中流體可以是易燃、易爆介質或腐蝕性介質。壓力可達到150bar，溫度可以從-50到300℃。口徑主要有從1/8英寸到6英寸，操作形式有常閉型，常開型和通用型的2，3，4，5通電磁閥。