Momentary 4.5*4.5mm Tact Switch 4 pin
Part Number: KAN4511-0381A
The KAN4511-0381A is a 4.5 × 4.5 mm 4-pin through-hole tact switch with a light 100 gf action, rated for 50,000 operating cycles. ISO 9001 and IATF 16949 certified, RoHS compliant, and shipped factory-direct from our Shenzhen, Wenzhou and Hubei plants.
Key Features
- 4.5 × 4.5 mm through-hole body with 4 PCB terminals
- Light 100 ±30 gf actuation with 0.20 mm travel
- 50,000-cycle rated electrical life
- Stainless-steel (SUS) contacts, silver-plated, ≤100 mΩ contact resistance
- Operating range –30 °C to +80 °C, storage –40 °C to +90 °C
Applications
SPECIFICATIONS
| Part Number | KAN4511-0381A |
|---|---|
| Switch Type | Tactile switch (momentary) |
| Circuit | 1 pole 1 throw (SPST-NO) |
| Mounting Style | Through-hole (THT), 4-pin |
| Body Size | 4.5 × 4.5 × 3.8 mm |
| Operating Force | 100 ±30 gf |
| Travel | 0.20 ±0.1 mm |
| Return Force | 20 gf (min) |
| Stop Strength | 30 N |
| Stem Strength | 20 N (min) |
| Electrical Rating | DC 12 V, 50 mA (max); DC 1 V, 10 μA (min) |
| Contact Resistance | ≤100 mΩ |
| Insulation Resistance | ≥100 MΩ at DC 100 V |
| Dielectric Strength | 250 VAC, 1 min |
| Bounce | ≤10 ms, on and off |
| Electrical Life | 50,000 cycles |
| Operating Temperature | –30 °C to +80 °C |
| Storage Temperature | –40 °C to +90 °C |
| Housing Material | PA66 |
| Contact Material | Stainless steel (SUS), silver-plated |
| Terminal Material | Brass, silver-plated |
| Stem | PA66 |
| RoHS | Compliant |
| Compliance | ISO 9001 & IATF 16949 certified facility |
| Packaging | Bag |
Typical Applications
The KAN4511 offers a light 100 gf touch for user-interface buttons in consumer electronics and home appliances. The 4.5 × 4.5 mm through-hole body also suits communications equipment and office equipment keypads.
PART NUMBER KEY
MECHANICAL DRAWING
Units: mm
Tolerance: ±0.2mm
Unless otherwise specified
|
NO. |
NAME |
MATERIAL |
QTY. |
FINISHING |
|---|---|---|---|---|
1 |
Terminal |
Brass |
1 |
Sliver Plating |
2 |
Case |
PA66 |
1 |
Black |
3 |
Contact |
SUS |
1 |
Ag plating |
4 |
Cover |
SUS |
1 |
|
5 |
Stem |
PA66 |
1 |
Black |
All Switches Categories
| ILLumination |
No |
|---|---|
| IP Rating |
No IP Rating |
| Height (mm) |
3.8 |
| Length (mm) |
4.5 |
| Width (mm) |
4.5 |
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Request free samples: 1–50 pcs, shipped in 4 days. Validate fit and feel before you commit to volume.
Get in Touch
Tel
+86 15875498257
+ 86 15875498257
sales001@swiclick.com
Address
R.m 25D1, Block C, No 2070, Keji Dianzi Building, Shennan Zhong Rd., Futian Dist., Shenzhen, China
WE PROMISE
Send us your model, quantity, and application, and you’ll hear back from our engineers within hours, with technical datasheets and an NDA on request.
Free samples (1–50 pcs) ship in 4 days, and standard products in 7–15 business days, all built under ISO 9001 and IATF 16949 quality systems by a switch manufacturer with 30+ years of in-house tooling and production.
Our team can help you select the perfect configuration.
