ELECTRIC SWITCH MECHANISM AND ENCLOSURE
Process
Temperature
TYPE 4X/7/9 Aluminum Enclosure
Set
Contacts
Range
Points
ATEX
ATEX
°F (°C)
Class I, Div 1 Class I, Div 1
Class I, Div 1 Class I, Div 1
Ex II 2 G EEx
Ex II 2 G EEx
Groups C&D
Group B
Groups C&D
Group B
d IIC T6
d IIC T6
SPDT
DPDT
SPDT
DPDT
SPDT
DPDT
Series F
Hermetically Sealed
Snap Switch
Series HS
Hermetically Sealed
5-amp Snap Switch
with Wiring Leads
Series HS
Hermetically Sealed
5-amp Snap Switch
with Terminal Block
Series H1
Hermetically Sealed
1-amp Snap Switch
with Wiring Leads
Series R
High Temperature
Snap Switch
-50 to +750
(-46 to +399)
SPDT
DPDT
SPDT
DPDT
SPDT
DPDT
1
2
3
1
2
1
2
3
1
2
1
2
3
1
2
1
2
1
2
1
2
1
2
1
1
1
SPDT
2
SPDT
DPDT
SPDT
DPDT
SPDT
DPDT
1
2
1
2
1
2
3
1
2
1
2
3
1
2
HKN
RKB
RLB
RNB
ROB
8KA
8LA
8MA
8NA
8OA
9KA
9LA
9MA
9NA
9OA
CS/Aluminum
NEMA 4X
Series R High
Temperature Snap
Switch
Series 9 High
Temperature
Hermetically Sealed
Snap Switch
-40 to +1000
(-46 to +538)
SPDT
DPDT
SPDT
DPDT
1
2
1
2
1
2
3
1
2
R1M
R3M
RDM
REM
9AD
9BD
9CD
9DD
9ED
HKP
RKK
RLK
RNK
ROK
8KJ
8LJ
8MJ
8NJ
8OJ
9KJ
9LJ
9MJ
9NJ
9OJ
RC9
RD9
RF9
RG9
8CC
8DC
8EC
8FC
8GC
9CC
9DC
9EC
9FC
9GC
BKA
BLA
BMA
BNA
BOA
CKA
CLA
CMA
CNA
COA
DKB
DLB
DNB
DOB
FKA
FLA
FNA
FOA
HMJ
HMN
HMS
HMY
HM3
HM7
HKJ
BKJ
BLJ
BMJ
BNJ
BOJ
CKJ
CLJ
CMJ
CNJ
COJ
DKK
DLK
N/A
DNK
DOK
FKJ
FLJ
FNJ
FOJ
HMK
HMP
HMT
HMZ
HM4
HM8
HKK
N/A
HKN
RKB
RLB
RNB
ROB
8KB
8LB
8MB
8NB
8OB
9KB
9LB
9MB
9NB
9OB
CS/Aluminum
NEMA 4X
R1M
R3M
RDM
REM
9AM
9BM
9CM
9DM
9EM
HKP
RKK
RLK
RNK
ROK
8KK
8LK
8MK
8NK
8OK
9KK
9LK
9MK
9NK
9OK
RC9
RD9
RF9
RG9
8C9
8D9
8E9
8F9
8G9
9C9
9D9
9E9
9F9
9G9
BCC
BDC
BEC
BFC
BGC
CCC
CDC
CEC
CFC
CGC
DC9
DD9
DF9
DG9
FCC
FDC
FFC
FGC
N/A
BKB
BLB
BMB
BNB
BOB
CKB
CLB
CMB
CNB
COB
DKB
DLB
DMB
DNB
DOB
FKB
FLB
FNB
FOB
HMJ
HMN
HMS
HMY
HM3
HM7
HKJ
BKK
BLK
BMK
BNK
BOK
CKK
CLK
CMK
CNK
COK
DKK
DLK
DMK
DNK
DOK
FKK
FLK
FNK
FOK
HMK
HMP
HMT
HMZ
HM4
HM8
HKK
N/A
BC9
BD9
BE9
BF9
BG9
CC9
CD9
CE9
CF9
CG9
DC9
DD9
DE9
DF9
DG9
FC9
FD9
FF9
FG9
N/A
All models with
Material of Construction Code 1
All models with
Material of Construction Code 2
Switch
Description
Series B
Snap Switch
-40 to +250
(-40 to +121)
Series C
Snap Switch
-40 to +450
(-40 to +232)
Series D DC Current
Snap Switch
-40 to +250
(-40 to +121)
-50 to +550
(-46 to +288)
-50 to +550
(-46 to +288)
HA9
HB9
HA9
HB9
-50 to +750
(-46 to +399)
-40 to +750
(-40 to +399)
Series 8
Hermetically Sealed
Snap Switch
-50 to +750
(-46 to +399)
Series 9
High Temperature
Hermetically Sealed
Snap Switch
-50 to +750
(-46 to +399)
-50 to +1000
(-46 to +538)
Cast Iron
Class I, Div 1 Class I, Div 1
Groups C&D
Group B
RKM
RKW
RLM
RLW
RNM
RNW
ROM
ROW
9KD
9KV
9LD
9LV
9MD
9MV
9ND
9NV
9OD
9OV
Cast Iron
Class I, Div 1 Class I, Div 1
Groups C&D
Group B
RKM
RKW
RLM
RLW
RNM
RNW
ROM
ROW
9KM
9KW
9LM
9LW
9MM
9MW
9NM
9NW
9OM
9OW
7
MAGNETROL [ MAGNETROL INTERNATIONAL, INC. ]
