WT18T NKK Switches, WT18T Datasheet - Page 3

• Manufacturer Part Number: WT18T
• Description: SWITCH TOGGLE SPDT SEALED SCREW
• Manufacturer: NKK Switches
• Series: WTr

Specifications of WT18T

• Circuit: SPDT
• Switch Function: Mom-Off-Mom
• Contact Rating @ Voltage: 10A @ 125VAC
• Actuator Type: Standard Round
• Actuator Length: 17.50mm
• Illumination: Non-Illuminated
• Mounting Type: Panel Mount
• Termination Style: Screw Terminal
• Bushing Thread: M12
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q2047424; WT18T-RO; WT18T-RO

A
Series WT
A126
Pole
DP
DP
SP
SP
Model
WT11
WT12
WT13
WT15
WT18
WT19
WT21
WT22
WT23
WT25
WT28
WT29
1
2
Poles
SPST
SPDT
DPST
DPDT
W T
Down
Flat
(ON)
(ON)
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
(
ON-NONE-ON Circuit
Toggle Position
) = Momentary
Center
NONE
NONE
NONE
NONE
NONE
NONE
OFF
OFF
OFF
OFF
OFF
OFF
TYPICAL SWITCH ORDERING EXAMPLE
DESCRIPTION FOR TYPICAL ORDERING EXAMPLE
(ON)
(ON)
(ON)
(ON)
(ON)
(ON)
DPDT
OFF
OFF
ON
ON
ON
ON
Up
1
2
3
5
8
9
(
POLES & CIRCUITS
www.nkk.com
2
(ON)
ON
ON
ON
ON
ON
Down
1a-1b
1a-1b
2a-2b
Flat
1-1b
1-1b
2-2b
) = Momentary
Circuits
Connected Terminals
NONE
NONE
NONE
WT22S
OFF
OFF
OFF
Center
OPEN
OPEN
OPEN
OPEN
(ON)
(ON)
(ON)
OFF
ON
ON
Solder Lug Terminals
OPEN
OPEN
1-1a
1-1a
2-2a
2
Up
Environmentally Sealed Toggles
Note:
SPST
SPDT
DPST
DPDT
*
Terminal numbers are not
actually on wire lead models.
Wire harness & cable assemblies
offered only in Americas
Throw & Schematics
S
T
L
1a
Terminals
1a
1a
(COM)
1b
1
S
Solder
Screw Lug
Wire Lead
(COM)
1b
1a (COM)
2a
1b
1 (COM)
2a
Lug*
1b
2
2b
2b