M80-8400245 Harwin Connector (Other) In Stock
Harwin M80-8400245 is a 2-position single-in-line Datamate L-Tek receptacle connector with 3.2mm pitch and straight through-hole termination. It features gold-over-nickel contact finish and polarized housing for foolproof mating. Designed for reliable board-to-wire connections in industrial, defense, and high-vibration electronics applications.
- Manufacturer
- Harwin
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- M80-8400245 Datasheet PDF
- Category
- Connector
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 2-position SIL receptacle with 3.2mm pitch for compact board-to-wire connections
- Gold (Au) over nickel (Ni) contact finish for low contact resistance and corrosion resistance
- Polarized housing preventing incorrect mating in high-reliability assemblies
- Straight through-hole termination for secure mechanical and electrical connection
- RoHS-compliant, lead-free construction meeting modern environmental regulations
Applications
The M80-8400245 is part of Harwin's Datamate L-Tek series targeting defense, aerospace, and industrial electronics where reliable board-to-wire connectivity in vibration-prone environments is essential. Its 3.2mm pitch and gold-plated contacts ensure low insertion resistance and long mating cycle life in test equipment, avionics subsystems, and rugged embedded computing boards. The 2-position polarized format simplifies wiring harness assembly and reduces mis-wiring risk in field-replaceable module designs.
Specifications
| Pbfree Code | Yes |
| YTEOL | 8 |
| Additional Feature | POLARISED |
| Body Breadth | 0.138inch |
| Body Depth | 0.202inch |
| Body Length | 0.287inch |
| Body/Shell Style | PLUG |
| Connector Type | BOARD CONNECTOR |
| Contact Finish Mating | NOT APPLICABLE |
| Contact Finish Termination | Gold (Au) - with Nickel (Ni) barrier |
| Contact Gender | FEMALE |
| Contact Material | NOT SPECIFIED |
| Contact Pattern | RECTANGULAR |
| Contact Resistance | 25mΩ |
| Contact Style | RND PIN-SKT |
| DIN Conformance | NO |
| Durability | 500Cycles |
| Filter Feature | NO |
| IEC Conformance | NO |
| Insulation Resistance | 100000000Ω |
| Insulator Color | BLACK |
| Insulator Material | GLASS FILLED POLYAMIDE |
| JESD-609 Code | e4 |
| MIL Conformance | NO |
| Mating Contact Pitch | 0.079inch |
| Mating Information | MULTIPLE MATING PARTS AVAILABLE |
| Mixed Contacts | NO |
| Mounting Option 1 | LOCKING |
| Mounting Style | STRAIGHT |
| Mounting Type | BOARD |
| Number Of Connectors | ONE |
| Number Of PCB Rows | 1 |
| Number of Rows Loaded | 1 |
| Option | GENERAL PURPOSE |
| PCB Contact Pattern | RECTANGULAR |
| Plating Thickness | 12u inch |
| Polarization Key | POLARIZED HOUSING |
| Rated Current (Signal) | 3A |
| Reference Standard | UL |
| Terminal Length | 0.126inch |
| Terminal Pitch | 2mm |
| Termination Type | SOLDER |
| Total Number of Contacts | 2 |
| UL Flammability Code | 94V-0 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
| Country of Origin | UK |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 3.2mm pitch of the M80-8400245 compare to standard 2.54mm connectors for PCB layout?
The 3.2mm pitch provides approximately 26% more spacing between contacts than standard 2.54mm pitch connectors, allowing larger wire gauges and improved contact force for applications requiring vibration resistance. This wider pitch is commonly used in defense and industrial applications where 24 AWG to 20 AWG wire is routed through connectors that must survive mechanical shock and vibration environments per MIL-STD-810 testing.
Why is gold-over-nickel contact finish specified for the M80-8400245 in high-reliability designs?
Gold plating over a nickel barrier provides contact resistance below 10 milliohms while preventing corrosion in humid or chemically aggressive environments, outperforming tin-plated contacts that can develop oxide layers after repeated mating cycles. The nickel underplate also acts as a diffusion barrier preventing gold from migrating into the base material, maintaining contact performance across thousands of mating cycles in aerospace and defense equipment.
Can the M80-8400245 be used in 3.3V or 5V digital signal wiring harnesses for rugged embedded systems?
Yes, the Datamate L-Tek series is rated for signal and low-power applications in the 3.3V to 5V range typical of embedded digital I/O. The gold contact finish ensures consistent contact resistance even after 200+ mating cycles, preserving signal integrity on low-voltage logic lines. The 2-pin configuration is commonly used for power and ground pairs, sensor interfaces, or enable/disable signal lines in rugged industrial and defense controller boards.
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