custom membrane switches for caculator

Specifications

Quick Details

Membrane switch specifics:

HNJT Switch has manufactured high quality Membrane Keypad switches for over 10 years.

Our experience in switch design sets us apart from other membrane suppliers. 

Most membrane suppliers in the marketplace are primarily label designers and printers. 

They may know printing, but they don't know switch design and manufacturing.

 As a switch manufacturer of over 10 years standing, HNJT Switch can offer expertise in both high quality switch design and graphics layout.

 Please send a drawing of your requirements for a quotation

 When your project calls for a custom membrane keypad, call HNJT Switch first.

We supply all different kinds of keyboard membrane switch
Membrane keyboard switches made to customers own requirements.

Built to high standard to meet the most demanding environments.

Strength:

1, Pressing life-span is over ten hundred thousand times. 2, have the characteristics of the function stabilizes.

3, handle reliably and good tactility feeling.

4, customised design

Construction:

(1) Overlay (UV window) + circuit + LED + (Connector) +
double side tape
(2) EL backlight + Rubber keys
(3) Embossment
(4) Customer' design are welcome

(6)  poly dome

(7) material polycarbonate(PET)
(8) rear adhesive: 3M 468/467
(9) pass ISO9001:2001.

(10) Durable

Technology Properties:

1, Operating voltage: < 30V DC
2, Operating current: < 50mA
3, Contact resistance: < 100 Ohms

4,  Insulative resistance:≥100Ω (250v)
5,  Operating temperature: -30 to 70 degrees Celsius
6,  Physical performance: Service life: 100,000 to 20,000,000 times Touching
7,  Switch stroke: 0.1 to 0.6mm
8, Contact bounce: <10ms

9,  Snapping back time:10s
10,  Closed displacement:0.10.4ms(not touching)
0.41.0ms(with touching)
11,  The caudal may fold:≤180°

12,  Environment adaptability: Operating temperature:-40--+85 degrees Celsius
13,  Depositing temperature:- 40--+85 degrees Celsius
14,  Work humidity:45 degrees Celsius,90%--95%RH/240Hrs
15,  Machine capability: External dimension:400*800MM
16,  Key size: according to customer request
17,  Key spacing:>1.5MM
18,  Line wide:≥0.5MM

Packaging & Delivery

Packaging:  PE bag, Carton, Wooden case

Package Size: 46cmx30cmx34cm or made to customer demand

Delivery Detail: 7-10 days