WESTLOCK主要产品有：旋转阀门位置监视器、线性阀门位置监视器、阀门定位器、微动开关、位置变送器、接近开关等。产品在中国石化、电力等领域有着广泛的应用。
常用型号：2640-BY-CS-02AD-000,
2645-BY
2645-BY-00-22UT-00,
2645-BY-00-22AD-000,
2645-BY-CS-22AD-00,
2645-CSF1
2649-CSF2
2645-BYCS22AD000,
2649-BYKOCSAAA00,
2649BYK00022BSW-00,
2645-BYK00022FAN-00,
2645BYN00022FAN-00
2645BYK00022BUQ-00
2645BYK00022SAC-00
2646-BY-00-22AD-000,
2647-BY-00-22AD-000,
2648-BY-00-22AD-000,
2649-BY-00-22DW-000,
2649-BYK00022BSW-00,
2649BYS00022QAM-00
2649BYN00022KAQ-00
2649BYK00022BSW-00,
2649BYN00022BNF-00 ,

2245-BY-00-22AD-000,
2245-BY-22AD-000,
2246-BY-00-22AD-000,
2245-BY,
2247-BY,
0,
2249-BY-00-22AD-000,
2246-BY-00-22AD-000,
2247-BYAD-000,
2247-BY-00-22AD-000,
2147-BY-00-22AD-000,
2147-BY-00-22VK-000,
2147-BY-00-22ZB-000,
2085A-2DPDT-CS,
2085A-NO-D36,
2085A-NO-D34,
2004AN-BY-2DPDT-16PT,
2004AN-BY-2DPDT,
2004A-BY-2SPDT-UK,

784-BY-M2-FSMO,(IWLS784M2FSO4200MO),
ICOT 5230-NI-E-HK-A-O-B,
ICOT 5310H-SEVBA2BN,
BA-F1S 30-70,
PB306-BY-00-22AD,
SWUK ,
SWUK ,
SB40557,
XT-90LP 0550 6880

DXP-M21GNEB,
TXP-L22GLEM,
TXP-L22GNE,
TXP-L22GNEM,
DVC-AS-Z2-B-P,
DVC-AS-Z2-B-P-S45,
ZNB327A002,
STN16-SPDT,
GGBA-0124,
H2-1Z43C3G411,
2549BYSECC21BDB-00
2249BYS00021CDB-00
3447-BY-00-22DW-000

BOLT SWITCHES – BM SERIES
BOLT SWITCHES – BF SERIES
BFT1C3-1,BFT1C3-2,BFT1C4-1,
BFT1C4-2,BFT2C3-1,BFT2C3-2,
BFT2C4-1,BFT2C4-2,BMT1C3-1,
BMT1C3-2,BMT1C4-1,BMT1C4-2,
BMT2C3-1,BMT2C3-2,BMT2C4-1,BMT2C4-2