| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Molex |
| Manufacturer Part Number: | Molex 51103-1200 |
| Color: | Natural |
| Series: | 51103 - Mini-Lock |
| Connector Type: | Mini-Lock |
| Gender: | Receptacle |
| Housing Material: | Polyester |
| Number of Contacts: | 12 |
| Number of Rows: | 1 |
| Pitch: | 2.5 mm |
| Material: | Polyester |
| Keying: | No |
| Packaging: | Bag |
| Operating Temperature Range: | -40 - 105 °C |
| Circuit Application: | Signal |
| Connector System: | Wire to Board, Wire to Wire |
| CSA Agency Certification: | LR19980 |
| UL Agency Certification: | E29179 |
| Glow Wire Capable: | No |
| Stackable: | No |
| Material Flammability Standard: | 94V-0 |
| Part Aliases: | 0511031200 |
| SKU: | MOL51103-1200 |
51103-1200
| Heilind Number: | MOL51103-1200 |
| Manufacturer: | Molex |
| Manufacturer Number: | 51103-1200 |
| Datasheet: | Product Specification |
| ECAD Model: | |
Description:
2.50mm Pitch Wire-to-Wire and Wire-to-Board Housing, Positive Lock, 12 Circuits, Natural
More >>Specifications
Detailed Description
Introducing the 51103-1200, a 12-contact Mini-Lock connector designed for reliable signal transmission. Constructed with durable polyester housing, this receptacle boasts a natural color for seamless integration. With a compact 2.5mm pitch and single row configuration, it offers space-saving connectivity for various applications. Certified by CSA (LR19980) and UL (E29179) for quality assurance, this RoHS-compliant connector ensures safety and environmental responsibility. Operating in a wide temperature range from -40 to 105 °C, it is suitable for diverse environments. Whether for wire-to-wire or wire-to-board connections, the 51103-1200 guarantees efficient performance, making it a versatile choice for your connectivity needs.
Frequently Bought Together
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|---|---|---|---|
 | Molex 09-50-8031 | KK 3.96mm Crimp Terminal Housing, Friction Ramp, 3 Circuits, Natural |  |
 | Molex 15-04-0297 | Custom Polarizing Key | |
 | Molex 15-06-0241 | Mini-Fit BMI Receptacle Housing, 4.20mm Pitch, Dual Row with Panel Mount Ears, PA Polyamide Nylon 6/6, UL 94V-0, 24 Circuits | |
 | Molex 172704-0096 | FCT Metal Backshell for D-Sub Connector, Shell Size 1, Straight Cable Outlet, Large Inner Chamber, with Rubber Bushing and #4-40 Locking Screws | |
 | Molex 19006-0005 | Avikrimp Quick Disconnect, for 18-22 AWG Wire, Female Flag, Tab 4.75 x 0.51mm | |
 | Molex 19073-0072 | Avikrimp Ring Tongue Terminal for 14 to 16 AWG Wire, Stud Size 8 (M4), Length 20.32mm | |
 | Molex 19193-0157 | VersaKrimp Ring Tongue Terminal for 8 AWG Wire, Stud Size 5/16 (M8) | |
 | Molex 22-01-3037 | KK 254 Crimp Housing, Friction Ramp with Polarizing Ribs, 3 Circuits, Natural | |
 | Molex 26-03-4121 | KK 3.96mm Crimp Terminal Housing, Use With Trifurcon Terminals, Friction Ramp, 12 Circuits, Natural | |
 | Molex 39-01-2085 | Mini-Fit Jr. Receptacle Housing, Dual Row, 8 Circuits, UL 94V-0, Natural | |
 | Molex 39-01-4030 | Mini-Fit Jr. Receptacle Housing, Single Row, 3 Circuits, UL 94V-2, Natural | |
 | Molex 43640-0801 | Micro-Fit 3.0 Plug Housing, Single Row, 8 Circuits, UL 94V-0, Low-Halogen, Black | |
 | Molex 50-57-9402 | SL Crimp Housing, Single Row, Version G, Positive Latch, 2 Circuits, Black | |
 | Molex 51021-0800 | 1.25mm Pitch PicoBlade Wire-to-Wire and Wire-to-Board Housing, Female, 8 Circuits, Natural | |
 | Molex 51103-0200 | 2.50mm Pitch Wire-to-Wire and Wire-to-Board Housing, Positive Lock, 2 Circuits, Natural | |
 | Molex 51103-0500 | 2.50mm Pitch Wire-to-Wire and Wire-to-Board Housing, Positive Lock, 5 Circuits, Natural | |
 | Molex 51103-0800 | 2.50mm Pitch Wire-to-Wire and Wire-to-Board Housing, Positive Lock, 8 Circuits, Natural | |
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 | |||
| 08/31/2021 | 510250 - Equipment Transfer, Production Transfer or Rearrangement. transfer from Molex Gwangju plate in Korea to Ansan plant in Korea due to Gwangju plant closure . molex has decided to consolidate its Ansan and Gwangju plants into a single integrated site in Ansan Plant. | Download | |||
| 10/15/2019 | 507130 - Equipment Transfer, Production Transfer or Rearrangement. This letter is to inform you that production of the part(s) identified in this notice is being moved to a different production location. No changes will be made to the product as a result of this move. | Download | |||
| 02/01/2016 | GCM 10728471 - Tooling / Equipment Transfer. The purpose of this letter is to inform you that 511030600, 511030800, 511030900, 511031000, 511031200, 50375023, 351550300 and 355070400 will be transferred from Molex Korea Ansan plant to Molex Korea Gwangju plant to build a more efficient production and solve capability flexibility of Ansan plant. These products are not affected by transferring of manufacturing site due to no risk as the same tool and material spec. will be used in Gwangju plant. The mass production start date at Gwangju plant is scheduled on February 1 of 2016. Implementation Date may be changed due to customer demand and production situation. | Download | |||
| 04/12/2015 | GCM 10680930 - Tooling / Equipment Transfer. | Download | |||
Availability
Immediate Shipment:
Call
Stock Location:
In Stock
Factory Stock:
Call for Stock
Factory Lead:
Call
Unit Of Measure:
Each
Minimum/Multiple:
1/1
Invalid quantity value
Documents & Media
Environmental & Export Classifications
| Attribute | Value |
|---|---|
| RoHS Compliant: | Unkown |
Additional Resources
| Attribute | Value |
|---|---|
| Molex: | 51103-1200 |
| Other Names: | 0511031200 |
