| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Molex |
| Manufacturer Part Number: | Molex 51090-0400 |
| Color: | Natural |
| Pitch: | 2 mm |
| Gender: | Receptacle |
| Series: | 51090 - Mi II |
| Material: | Polyester |
| Stackable: | No |
| Connector Type: | Mi II |
| Number of Rows: | 1 |
| Connector System: | Wire to Board |
| Housing Material: | Polyester |
| Glow Wire Capable: | No |
| Number of Contacts: | 4 |
| Circuit Application: | Signal |
| Operating Temperature Range: | -40 - 105 °C |
| Material Flammability Standard: | 94V-0 |
| SKU: | MOL51090-0400 |
51090-0400
Specifications
Detailed Description
Introducing the 51090-0400, a high-quality 4-contact pin and socket housing designed for reliable signal connections in electronic circuitry. Crafted with durable polyester housing material, this Mi II connector boasts exceptional performance in a natural color finish. With a narrow 2mm pitch, it offers precise connectivity in tight spaces. Operating seamlessly in temperatures ranging from -40 to 105°C, it is suitable for a wide range of applications. This RoHS-compliant connector is a dependable choice for your wire-to-board connection needs.
Frequently Bought Together
| Product | Part # | Description | Stock |
|---|---|---|---|
| Molex 09-50-8033 | KK 3.96mm Crimp Terminal Housing, Friction Ramp, 3 Circuits, Natural | ![]() |
| Molex 170001-0106 | Mega-Fit Receptacle Housing, Dual Row, 6 Circuit, Glow-Wire Capable, Bag | ![]() |
| Molex 171692-0106 | Mega-Fit Receptacle Housing, Dual Row, 6 Circuit, UL 94 V-0, Bag | ![]() |
| Molex 22-01-3027 | KK 254 Crimp Housing, Friction Ramp with Polarizing Ribs, 2 Circuits, Natural | ![]() |
| Molex 30700-1207 | 2.54mm Pitch, 0.64mm Width H-DAC 64 High Density Automotive Connectors, Dual Row, Female Harness Assembly, 20 Circuits, Polarization Option 1, Gray | ![]() |
| Molex 35184-0300 | 2.50mm Pitch Wire-to-Wire Plug Housing, Natural, 3 Circuits | ![]() |
| Molex 36643-0002 | 2.13mm Diameter MLX Plug Housing, 2 Circuit, PA Polyamide Nylon 6/6 94V-2, Glow-Wire Capable | ![]() |
| Molex 39-01-2021 | Mini-Fit Jr. Plug Housing, Dual Row, 2 Circuits, UL 94V-2, with Panel Mounting Ears, Natural | ![]() |
| Molex 39-01-3029 | Mini-Fit Jr. Plug Housing, Dual Row, 2 Circuits, UL 94V-0, without Panel Mounting Ears, Natural | ![]() |
| Molex 43025-1800 | Micro-Fit 3.0 Receptacle Housing, Dual Row, 18 Circuits, UL 94V-0, Low-Halogen, Black | ![]() |
| Molex 43031-0003 | Micro-Fit 3.0 Crimp Terminal, Male, with 0.76µm Select Gold (Au) Plated Phosphor Bronze Contact, 24-20 AWG, Reel | ![]() |
| Molex 43640-0201 | Micro-Fit 3.0 Plug Housing, Single Row, 2 Circuits, UL 94V-0, Low-Halogen, Black | ![]() |
| Molex 502380-1200 | 1.25mm Pitch CLIK-Mate Wire-to-Board Housing, Single Row, Positive Lock, 12 Circuits, White | ![]() |
| Molex 502579-0000 | CLIK-Mate 1.50mm Pitch Crimp Terminal, Male, Tin Plating, 28-24 AWG, Reel | ![]() |
| Molex 503149-1000 | 1.50mm Pitch CLIK-Mate Wire-to-Board Housing, Dual Row, Positive Lock, 10 Circuits, Beige | ![]() |
| Molex 50372-8000 | 2.00mm Pitch, Micro-Latch Female Crimp Terminal, Tin (Sn) Plating, 26-22 AWG, Reel | ![]() |
| Molex 76823-0321 | Mega-Fit Crimp Terminal, Female, Tin (Sn) Plating, 16-14 AWG, Reel | ![]() |
Product Change Notice
| Effective Date | Description of Change | Download | |||
|---|---|---|---|---|---|
| 10/31/2025 | 515981 - Obsolete no replacement. LTB 6/25/25 LTS 9/25/25 | Download | |||
| 10/30/2025 | 515990 - Obsolete some with direct replacement & some with differences. LTB 6/25/25 LTS 9/25/25 | Download | |||
| 10/15/2021 | 510489 - Change Supplier. resin manufacture had claimed Force Majeure to molex at the end of May. no guarantee of recovery time frames from their shanghai plant but their Nansha plant can support the same grade of material in order to support continually molex decided to accept the vendors proposal current material source: Shanghai China New Material Source: Nansha China | Download | |||
| 09/15/2016 | 500666 - Change to Product. This letter is to inform you that changes are being made to the part(s) identified in this Notice. The change will affect the fit, form, function or the appearance of the parts. | Download | |||


