# 0430452025 (Component)
## Description
Micro-Fit 3.0 Vertical Header, 3.00mm Pitch, Dual Row, 20 Circuits, with PCB Press-fit Metal Retention Clip
Connector Header for wire-to-board power and signal connections, featuring the Micro-Fit 3.0 interface with 20 circuits arranged in a dual-row, 3.00 mm pitch configuration. This vertical through-hole header is rated for 600 V (UL) and 5.0 A per circuit (UL), mates with Molex 43025 receptacles, and is specified for operation from −40°C to +105°C.
#Connector #Header #WireToBoard #MicroFit30 #ThroughHole #VerticalHeader #20Position #3mmPitch #600V #5A #Molex
## Component Details
- **Owner:** silicon-yard
- **Created:** 7/30/2026
- **Last Updated:** 7/30/2026
- **Visibility:** Public
- **Datasheet URL:** https://tools.molex.com/pdm_docs/ps/PS-43045.pdf
- **Mount:** PCB
- **Part Type:** Connectors
- **Symbol Style:** parametric-v1
- **Manufacturer Name:** Molex
- **Manufacturer Part Number:** 43045-2025
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Used in:** 4 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/43045-2025/molex.html?utm_currency=USD®ion=nac) | $4.113 | 0 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Molex/43045-2025?qs=eHT%2Fi514bK1LZ1zODGxznA%3D%3D) | $6.88 | 0 |
| [Verical](https://www.verical.com/pd/molex-headers---pcb-receptacles-430452025-7273656?utm_currency=USD) | N/A | N/A |
- **Part Type:** Connectors
- **Sub-Type:** Headers and Wire Housings
- **Manufacturer:** Molex
- **MPN:** 43045-2025
- **Mount Type:** PCB
- **Package / Case Code:** TO
- **Pin Count:** 22
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | 1 | |
| 2 | 2 | |
| 3 | 3 | |
| 4 | 4 | |
| 5 | 5 | |
| 6 | 6 | |
| 7 | 7 | |
| 8 | 8 | |
| 9 | 9 | |
| 10 | 10 | |
| 11 | 11 | |
| 12 | 12 | |
| 13 | 13 | |
| 14 | 14 | |
| 15 | 15 | |
| 16 | 16 | |
| 17 | 17 | |
| 18 | 18 | |
| 19 | 19 | |
| 20 | 20 | |
| 21 | 21 | |
| 22 | 22 | |
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*Generated from [https://www.flux.ai/silicon-yard/0430452025](https://www.flux.ai/silicon-yard/0430452025)*