


- Manufacturer
- MFR.Part #
- K2-1109SE-I4SW-04
- JLCPCB Part #
- C2909216
- Package
- SMD,4.5x4.5mm
- Description
- -25℃~+85℃ 100,000 cycles 12V 2.5N 4.5mm 4.5mm 50mA 7.5mm No Round Button SMD(SMT) Tab SPST Surface Mount, Right Angle Without Bracket SMD,4.5x4.5mm Tactile Switches ROHS
- EasyEDA Libraries
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Standard Only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Switches/Tactile Switches | |
| Manufacturer | Korean Hroparts Elec | |
| Package | SMD,4.5x4.5mm | |
| Operating Temperature | -25℃~+85℃ | |
| Contact Current | 50mA | |
| Termination Style | SMD(SMT) Tab | |
| Voltage Rating | 12V | |
| Actuator Style | Round Button | |
| with Bracket | Without Bracket | |
| Switch Height | 7.5mm | |
| Circuit | SPST | |
| Mounting Type | Surface Mount, Right Angle | |
| Operating Force | 2.5N | |
| Length | 4.5mm | |
| Life | 100,000 cycles | |
| With Lamp | No | |
| Width | 4.5mm |

* Images are for reference only
K2-1109SE-I4SW-04
Extended- Manufacturer
- MFR.Part #
- K2-1109SE-I4SW-04
- JLCPCB Part #
- C2909216
- Package
- SMD,4.5x4.5mm
- Description
- -25℃~+85℃ 100,000 cycles 12V 2.5N 4.5mm 4.5mm 50mA 7.5mm No Round Button SMD(SMT) Tab SPST Surface Mount, Right Angle Without Bracket SMD,4.5x4.5mm Tactile Switches ROHS
- EasyEDA Libraries
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Standard Only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
- Manufacturer
- MFR.Part #
- K2-1109SE-I4SW-04
- JLCPCB Part #
- C2909216
- Package
- SMD,4.5x4.5mm
- Description
- -25℃~+85℃ 100,000 cycles 12V 2.5N 4.5mm 4.5mm 50mA 7.5mm No Round Button SMD(SMT) Tab SPST Surface Mount, Right Angle Without Bracket SMD,4.5x4.5mm Tactile Switches ROHS
- EasyEDA Libraries
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Standard Only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
K2-1109SE-I4SW-04 Specifications
K2-1109SE-I4SW-04 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Switches/Tactile Switches | |
| Manufacturer | Korean Hroparts Elec | |
| Package | SMD,4.5x4.5mm | |
| Operating Temperature | -25℃~+85℃ | |
| Contact Current | 50mA | |
| Termination Style | SMD(SMT) Tab | |
| Voltage Rating | 12V | |
| Actuator Style | Round Button | |
| with Bracket | Without Bracket | |
| Switch Height | 7.5mm | |
| Circuit | SPST | |
| Mounting Type | Surface Mount, Right Angle | |
| Operating Force | 2.5N | |
| Length | 4.5mm | |
| Life | 100,000 cycles | |
| With Lamp | No | |
| Width | 4.5mm |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the K2-1109SE-I4SW-04. Sign up to receive and start your assembly today →
- 1
Step 1 - Pre-order the parts you need from JLCPCB.
- 2
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
- 3
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

K2-1109SE-I4SW-04 Documents
K2-1109SE-I4SW-04 datasheets or manufacturer documentation.
Datasheet: K2-1109SE-I4SW-04 Datasheet (PDF)
K2-1109SE-I4SW-04 Schematic Symbol & PCB Footprint
The K2-1109SE-I4SW-04 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.