
8300 Push Button Switches 
12A 250Vac 
Ratings Information
12(2)A 250Vac T105 1E4 (10,000 Operations) 
6(6)A 250Vac T125 5E4 (50,000 Operations) 
8(8)A 250Vac T105 5E4 (50,000 Operations) 
12A 250Vac DP, 13A 250Vac SP 
1hp 250Vac, ½hp 125Vac 
UL 85°C, file E45221 
CSA file LR10990 
3mm contact gap. 
Order Format
Examples
 H8350AB 
 T8350AB 
 H8353AB 
 T8353AB 
 

Dimensions
 H8353EB 
 T8353EB 
 H8353CB 
 T8353CB 
Examples of Legend Printing 
1153(W) 1152(W)
( ) is legend color B-Black, W-White, R-Red
 H8350DB 
 T8350DB 
 H8350HB 
Example of actuator 
 

Technical Information
Most major technical information is shown on the page covering the specific product, other 
details are grouped here for easy reference. 
The details shown apply to all Switches and Fuseholders. For electrical products, Indicators or IEC 
sockets see the individual product page. 
Materials Most Products Expections
Body and actuator (opaque) Nylon 6.6 900 & 380 Vandal options are stainless steel 
Actuator (transparent) Polycarbonate
Current carrying parts Copper Alloy 
Contact points Silver Alloy n/a for 55/56 & 2000, Gold plated for 1100
Silver Plated
Properties - Electrical
Electrical Life (operations) >10k, many >50k See relevant page for details 
Contact Resistance (switches) new condition 
(m ohms) 
Contact Resistance (fuseholders) new condition 
(m ohms) 
Insulation Resistance (M ohms) >20  
Dielectric Strength: (kV) 
  across open contacts >1  
  between poles >3  
  between live parts and accessible metal >4  
Comparative Tracking Index (CTI) >250  
<100 (at 12Vdc, 
1A) 
5 (average)  
1100, 2000 contact factory
Properties - Physical
Humidity Resistance at 91-95% relative humidity 
(to subsequently comply with requirements of dielectric 
strength test)(hrs) 
Impact Resistance (Nm) >0.5  
Storage term 5 year period (°C) <125 Some discoloration of terminals may occur 
Flame Retardancy: 
  Standard UL94V2 Polycarbonate actuators - UL94V2 only 
  On Request UL94V0 Not all colors or variants 
Solderability to BS 2011 pt.2.1T - 6 secs at 350°C  
Angular movement ± 4° overall (where applicable) 38° 1250, 6000, 8500, 8550, 8600, 8650, 8800 - 
Force to operate (Kg). For details contact Sales office 0.2 - 2.0  
Fixing nut torque (where applicable) 1.0Nm (8.91 lb/in) 
48  
26°
 

General Information
All switches 
Insultation Class II. 
Heat and Fire resistance Category D. 
Ingress Protection without cover IP40. 
DC ratings are not approved. 
Illuminated rockers and indicator lights 
Transparent lenses on indicator lights and 
illuminated switches are moulded in polycarbonate, 
a material which is attacked by organic chemicals 
and animal or vegetable fats. 
All products 
Panel holes must be punched in direction unit 
is to be fitted
Please contact the factory for advice on these 
products.
Weights of our most frequently supplied products 
Product gms Product gms Product gms
0055,0056 5.7/6.8 1350 11.2 5567 14.3 
0305 32.9 1500 5.7 6050 13.6 
0333 4.5 1520 6.6 6053 14.2 
0345 8.9 1550 11.2 7000 10.4 
0380 sw only 7.12 1553 11.8 7050 12.3 
0383K/P 25.0 1570 12.7 7053 12.9 
0392 10.7 1584-1589 11.1 8250 4.9 
0430 5.5 1700H 8.4 8300 4.0 
0589 3.5 1750H 13.2 8350 5.0 
0692 51.8 1750O 25.6 8353 5.9 
0711-1S 16.6 2000 2pos C SP 3.8 8500 3.8 
0712-S 27.8 2000 2pos C DP 4.5 8550 4.8 
0717-1S 22.4 2000 5pos A SP 6.3 8553 5.2 
0900S/L 2.6/2.9 2000 5pos A DP 7.3 8600 3.5 
1048 2.8 T2225B 5.0 8620 4.3 
1100 2.0 2950 5.3 8650 6.3 
1250SP 5.9 3111 11.8 8670 8.5 
1250DP 7.0 5500 7.1 8800 2.9 
1300 5.7 5503 7.8 9100 21.1