WT12T NKK Switches, WT12T Datasheet - Page 6

• Manufacturer Part Number: WT12T
• Description: SWITCH TOGGLE SPDT SEAL SCRW 4PC
• Manufacturer: NKK Switches
• Series: WTr
• Type: Toggler

Specifications of WT12T

• Circuit: SPDT
• Switch Function: On-On
• 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
• Contact Form: SPDT
• Current, Rating: 10 AAC/ADC
• Dielectric Strength: 1500 VAC
• Ip Rating: IP67
• Mounting Hole Size: 0.492 "
• Number Of Poles: 1
• Number Of Positions: 2
• Operation: On-None-On
• Termination: Screw
• Voltage, Rating: 250/30 VAC/VDC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 360-1246; 360-1246; 360-1954; WT12T-RO

Environmentally Sealed Toggles
Note: When using boot assemblies
AT401A/H/S or AT4181, also use o-ring AT401P from the standard hardware supplied.
Hex face nut AT503M and lockwasher AT508 are not used with these boot assemblies.
AT503M Hex Face Nut
Material: Brass with Chrome Plating
1 supplied with each switch
AT401A for Oil Resistance
Boot Material:
Black nitrile butadiene rubber
Hex Nut Material & Finish:
Nickel plated brass
O-ring Material: Natural rubber
AT4181 Splashproof Boot Assembly
Boot Material:
Black Silicon rubber
Nut Material & Finish:
Nickel plated brass
O-ring Material: Natural rubber
(13.2)
.520
(12.5) Dia
.492
(16.0)
.630
(3.5)
.138
(11.2)
.441
(11.7)
.461
~
.063
(1.6) Max
(5.5)
.217
(10.0)
.394
M12 P1
.094
(2.4)
(14.3)
.563
Maximum Effective Panel Thickness
Boot Assemblies for High Particulate Contamination Applications
(17.5) Dia
.689
(16.0) Dia
.630
(17.0) Dia
.669
PANEL CUTOUT & THICKNESS
AT401H for Dust & Ozone Resistance
Boot Material:
Gray ethylene propylene rubber
Hex Nut Material & Finish:
Nickel plated brass
O-ring Material: Natural rubber
.039
AT508 Internal Tooth Lockwasher
Material: Steel with Zinc/Chromate
1 supplied with each switch
OPTIONAL ACCESSORIES
(24.3)
(1.0)
.957
STANDARD HARDWARE
(18.6)
.083
.732
(2.1)
Boot
Hex Nut
O-ring
Panel
O-ring
.039
(1.0)
(14.8)
.583
(8.0) Dia
.315
www.nkk.com
(11.7)
.461
With Standard Hardware: .157” (4.0mm)
With optional Boot Assembly AT401A/H/S: .063” (1.6mm)
With optional Boot Assembly AT4181: .083” (2.1mm)
(12.1) Dia
.476
(13.8) Dia
.543
(10.0)
.394
(12.1)
.476
(0.5)
.020
(15.8) Dia
.622
(13.8) Dia
.543
(21.5) Dia
.846
Boot
O-ring
Panel
O-ring
(16.0) Dia
.630
(17.5) Dia
.689
(17.0)
.669
.059
(1.5)
M12 P1
(24.3)
AT401P O-ring
Material: Natural Rubber
1 supplied with each switch
AT401S for Retention of Flexibility,
Resilience & Tensile Strength
Over Wide Temperature Range
Boot Material: Black silicone rubber
Hex Nut Material & Finish:
Nickel plated brass
O-ring Material: Natural rubber
.957
Boot
Hex Nut
O-ring
(18.6)
.732
(12.1) Dia
.476
(14.8)
.583
Series WT
(17.5) Dia
.689
(21.5) Dia
.846
(12.1) Dia
.476
(8.0) Dia
.315
.059
(1.5)
.039
(1.0)
M12 P1
(17.5) Dia
.689
Boot
& Nut
O-ring
A129
A