M55-6018042RAlternatives & Equivalent Parts
About M55-6018042R
M55-6018042R is a Connector component manufactured by Harwin. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | M55-6018042RSource | M55-6015042R | M55-6016842R |
|---|---|---|---|
| Manufacturer | Harwin | Harwin | Harwin |
| Package Type | Other | Other | Other |
| Pin Count | 84 | 54 | 72 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.8710 | $0.6370 | $3.0388 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| YTEOL | 8.75 | 8.75 | 8.75 |
| Board Mounting Option | HOLE .064-.072 | HOLE .064-.072 | HOLE .064-.072 |
| Body Breadth | 0.165 inch | 0.165 inch | 0.165 inch |
| Body Depth | 0.356 inch | 0.356 inch | 0.356 inch |
| Body Length | 2.2 inch | 1.45 inch | 1.9 inch |
| Connector Type | BOARD STACKING CONNECTOR | BOARD STACKING CONNECTOR | BOARD STACKING CONNECTOR |
| Contact Finish Mating | NOT APPLICABLE | NOT APPLICABLE | NOT APPLICABLE |
| Contact Finish Termination | Tin (Sn) - with Nickel (Ni) barrier | Tin (Sn) - with Nickel (Ni) barrier | Tin (Sn) - with Nickel (Ni) barrier |
| Contact Gender | FEMALE | FEMALE | FEMALE |
| Contact Material | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE |
| Contact Pattern | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Contact Resistance | 25 mΩ | 25 mΩ | 25 mΩ |
| Contact Style | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT |
| Durability | 500 Cycles | 500 Cycles | 500 Cycles |
| Filter Feature | NO | NO | NO |
| Insertion Force-Max | 0.8 N | 0.8 N | 0.8 N |
| Insulation Resistance | 10000000000 Ω | 10000000000 Ω | 10000000000 Ω |
| Insulator Material | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER |
| JESD-609 Code | e3 | e3 | e3 |
| Mating Contact Pitch | 0.05 inch | 0.05 inch | 0.05 inch |
| Mating Contact Row Spacing | 0.05 inch | 0.05 inch | 0.05 inch |
| Mixed Contacts | NO | NO | NO |
| Mounting Option 1 | LOCKING | LOCKING | LOCKING |
| Mounting Style | STRAIGHT | STRAIGHT | STRAIGHT |
| Mounting Type | BOARD | BOARD | BOARD |
| Number Of Connectors | ONE | ONE | ONE |
| Number Of PCB Rows | 2 | 2 | 2 |
| Number of Rows Loaded | 2 | 2 | 2 |
| Option | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE |
| PCB Contact Pattern | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| PCB Contact Row Spacing | 5.5 mm | 5.5 mm | 5.5 mm |
| Plating Thickness | 0.98u inch | 0.98u inch | 0.98u inch |
| Rated Current (Signal) | 1.2 A | 1.2 A | 1.2 A |
| Reference Standard | UL | UL | UL |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Termination Type | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT |
| Total Number of Contacts | 80 | 50 | 68 |
| UL Flammability Code | 94V-0 | 94V-0 | 94V-0 |
| Withdrawl Force-Min | 0.2 N | 0.2 N | 0.2 N |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 2 alternatives for M55-6018042R — response within 24 hours.
Quick Links
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
Why Look for Alternatives?
Finding alternatives for M55-6018042R is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating M55-6018042R replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to M55-6018042R?
Known equivalents for M55-6018042R include M55-6015042R, M55-6016842R. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of M55-6018042R?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify M55-6018042R alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.