
8500 Rocker Switches - Miniature 10A 250Vac Single & Double Pole
Slots for 
snap-in buttons
៉ Miniature rocker switch
10(6)A 250Vac T125 (non lit types) 
6(4)A 250Vac T125 5E4 (50,000 Operations) (non lit types) 
10(6)A 250Vac T100 (lit types)
UL CSA 15A Non Ind 250Vac, 14A Ind 250Vac, 10A 277Vac 
UL CSA 250Vac 1/2hp, 125Vac 1/4hp 
UL 105˚C, file E45221, CSA file LR10990
Inrush 85A to EN61058-1 & 10A 24Vdc
RoHS compliant
3mm contact gap. 
Technical data on pages 4 & 5 (switches), 6 (indicators).
rocker
switches
៉ Ratings up to 15A,
250Vac
៉ High inrush tolerance
៉ Single & double pole in
same body size
៉ Illuminated & non-
illuminated
៉ Matching indicators
៉ Industry standard panel
cut-out
៉ Rotary and push button
actuator options
៉ Panel cut out: 19.3 x 12.9
In house test
H 8550 V B
---
TERMINAL FUNCTION ROCKER BODY PRINT, COLOUR, VOLTAGE ETC
TERMINAL
H
4.8 x 0.8
K
2.8 x 0.8
L
Approvals & 
ratings var y
with function
8500
8503
ON OFF Switches are ON when pressed over terminal 1
ROCKERFUNCTION
H Slotted for custom caps
R Semi-rotary (not lit)
ON - OFF
Single pole
(Uses terminals 1a & 2a)
D Paddle lever (not lit)
ON (lit) - OFF
Single pole
V Curved (not lit)
12
2.8 x 0.8
Right angle version of K terminal
available on 8500 only
R
4.8 x 0.8
T
Solder
8550
8553
8580
Available with
H terminals only
ON - OFF
Double pole
ON (lit) - OFF
Double pole
Indicator
tel: +44 (0)20 8979 3232 • Arcolectric • email: info@arcoswitch.co.uk
V Curved (lit)
X Two colour (not lit)
A Softline lens
P Push button operation
(8500 only) 
See drawing opposite
 

T8500VB - --
5.1
22.5
9.0
2.0
9.0
14.0
5.1
16.0
4.5
2.0
9.0
14.0 
H8550VB - --
T8550VB - --
H8550HB - --H8500VB - --
H8550XB - --
T8550XB - --T8550HB - --
switches
rocker
H8550RB Semi-rotary 
A splash proofing option
BODY
B
Standard body with terminal barrier
Panel cut-out Bezel
BC
Body without terminal barrier
Panel cut-out Bezel
H8500PO - -Pushbutton option
OPTIONS
Finish
Matt finish only.
Colour
Call sales for custom colours. 
A full range is available for large orders.
Legend printing
Select from the examples or call sales for 
custom legends.
Lamp voltage
Call sales for details of available voltages.
Protective cover L167
(designed to IP65) 
Snaps on to bodies with V or X style 
rockers and A style lens, this reduces 
maximum acceptable panel thickness to
2.2mm.
H8553VB - --
T8553VB - --
DIMENSIONS (mm)
“B” body with barrier for
H, T and K terminals
H8580AB - --
“BC” body w/o barrier primarily
for L or R terminals
(can be used for all terminals)
Dimensions for snap-in fixing
Panel
thickness Dim X
0.75-1.25 19.1/19.2
1.25-2.00 19.3/19.4
2.00-3.00 19.7/19.8
Cut-outs must be punched in the direction of insertion
‘PO’ Actuator and body - push button function (8500 only)
tel: +44 (0)20 8979 3232 • Arcolectric • email: info@arcoswitch.co.uk
Examples of printing
CL076 CL080
13