
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Connectors/Wire To Board Connector | |
| Manufacturer | HMTCONN | |
| Package | Plugin,P=4.2mm | |
| Operating Temperature | -25℃~+85℃ | |
| Number of Rows | 2 | |
| Voltage Rating | 250V | |
| Color | Transparent color | |
| Current Rating | 5A | |
| Pins Structure | 2x11P | |
| Row Spacing | 4.2mm | |
| Mounting Type | Through Hole | |
| Flame Retardant Rating | UL94V-2 | |
| Y-Width of Bottom Edge on Board | 9.65mm | |
| X-Length of Bottom Edge on Board (Spacing Line) | 47.4mm | |
| Reference Series | Mini-Fit(MX 4.2) | |
| Number of Pins | 22P | |
| Pitch | 4.2mm | |
| Contact Material | Copper alloy | |
| Z-Height of the Board | 12.9mm | |
| Plastic Material | PA66 | |
| Number of PINs Per Row | 11 |

* Images are for reference 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
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
W420121K-22PW2123 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Connectors/Wire To Board Connector | |
| Manufacturer | HMTCONN | |
| Package | Plugin,P=4.2mm | |
| Operating Temperature | -25℃~+85℃ | |
| Number of Rows | 2 | |
| Voltage Rating | 250V | |
| Color | Transparent color | |
| Current Rating | 5A | |
| Pins Structure | 2x11P | |
| Row Spacing | 4.2mm | |
| Mounting Type | Through Hole | |
| Flame Retardant Rating | UL94V-2 | |
| Y-Width of Bottom Edge on Board | 9.65mm | |
| X-Length of Bottom Edge on Board (Spacing Line) | 47.4mm | |
| Reference Series | Mini-Fit(MX 4.2) | |
| Number of Pins | 22P | |
| Pitch | 4.2mm | |
| Contact Material | Copper alloy | |
| Z-Height of the Board | 12.9mm | |
| Plastic Material | PA66 | |
| Number of PINs Per Row | 11 |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the W420121K-22PW2123. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

The W420121K-22PW2123 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.