This series of switches come with transformers at the secondary voltage of 5V and (6V) Incandescent used.
，Model designations
Designation
Signal
 Description
1.Mounting hole
TN2
TN3
Φ 22mm/ Φ25mm
Φ 30mm
2.Type
TF
TL
TM
TA
TK
TT
　Flat head
　Long head
　Mushroom head
　Long head (alternate)
　Push -lock
　Twin-touch
3.Voltage
1
2
3
4
　110VAC
　220VAC
　380VAC
　440VAC
4.Lens color
R
G
O
W
BL
　red
　green
　orange
　white
　blue
5.No.of contacts
fitted
1
2
　1
　2
6.Tyoe of contact
block fitted
A
B
AB
　1a
　1b
　1a+1b
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