M55-6018042R Harwin Connector (Other) In Stock
M55-6018042R is a Harwin connector for board-to-board interconnects and embedded control boards. Key specs include 40 positions, 84 pins, and surface-mount package. From quoted pricing with in stock worldwide shipping support.
- Manufacturer
- Harwin
- Package
- Other
- Pin Count
- 84
- Lifecycle
- ACTIVE
- Datasheet
- M55-6018042R 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
- 40 positions rating for connector selection
- 84 pins context for footprint and sourcing checks
- surface-mount package format for practical PCB assembly
- Designed for board-to-board interconnects and related OEM builds
- -55 deg C to 125 deg C operating context from the available record
Applications
M55-6018042R is suited for board-to-board interconnects, embedded control boards, test fixtures, and production equipment where buyers need a connector with 40 positions. It is appropriate for prototype builds, maintenance replacements, and production sourcing when the 84 pins and package fit the approved design.
Specifications
| YTEOL | 8.75 |
| Board Mounting Option | HOLE .064-.072 |
| Body Breadth | 0.165inch |
| Body Depth | 0.356inch |
| Body Length | 2.2inch |
| Connector Type | BOARD STACKING CONNECTOR |
| Contact Finish Mating | NOT APPLICABLE |
| Contact Finish Termination | Tin (Sn) - with Nickel (Ni) barrier |
| Contact Gender | FEMALE |
| Contact Material | PHOSPHOR BRONZE |
| Contact Pattern | RECTANGULAR |
| Contact Resistance | 25mΩ |
| Contact Style | SQ PIN-SKT |
| Durability | 500Cycles |
| Filter Feature | NO |
| Insertion Force-Max | 0.8N |
| Insulation Resistance | 10000000000Ω |
| Insulator Material | LIQUID CRYSTAL POLYMER |
| JESD-609 Code | e3 |
| Mating Contact Pitch | 0.05inch |
| Mating Contact Row Spacing | 0.05inch |
| Mixed Contacts | NO |
| Mounting Option 1 | LOCKING |
| Mounting Style | STRAIGHT |
| Mounting Type | BOARD |
| Number Of Connectors | ONE |
| Number Of PCB Rows | 2 |
| Number of Rows Loaded | 2 |
| Option | GENERAL PURPOSE |
| PCB Contact Pattern | RECTANGULAR |
| PCB Contact Row Spacing | 5.5mm |
| Plating Thickness | 0.98u inch |
| Rated Current (Signal) | 1.2A |
| Reference Standard | UL |
| Terminal Pitch | 1.27mm |
| Termination Type | SURFACE MOUNT |
| Total Number of Contacts | 80 |
| UL Flammability Code | 94V-0 |
| Withdrawl Force-Min | 0.2N |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for M55-6018042R:
Board Stacking Connector, 50 Contact(s), 2 Row(s), Female, Straight, 0.05 inch Pitch, Surface Mount Terminal, Locking
Board Stacking Connector, 68 Contact(s), 2 Row(s), Female, Straight, 0.05 inch Pitch, Surface Mount Terminal, Locking
Frequently Asked Questions
Which designs are a good fit for M55-6018042R from Harwin?
M55-6018042R fits board-to-board interconnects, embedded control boards, test fixtures, and production equipment when designers need 40 positions in a connector. The available record also highlights 84 pins, helping engineers screen electrical and mechanical compatibility before release.
How should buyers check PCB or assembly fit for M55-6018042R?
Review the surface-mount package details and confirm 84 pins against the target footprint, mating connector, or circuit layout. A mismatch in 84 pins can block assembly even when the electrical rating looks acceptable.
What procurement details matter when approving alternates for M55-6018042R?
Procurement should match the 40 positions, 84 pins, manufacturer series, lifecycle status, and compliance requirements before substitution. Even one changed rating such as 84 pins can affect qualification, safety margin, or board fit.
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