The Molex 5055511020 is a 10-position plug from the SlimStack 505551 series, designed for board-to-board mezzanine stacking at a 0.8 mm mated height. Gold flash plating (4.00 µin) on the contacts handles occasional mating cycles typical of internal device interconnects, not repeated field-service disconnects.
Molex 5055511020 SlimStack Plug, 10 Pos, 0.40mm Pitch
MPN5055511020
Active
Molex SlimStack 505551 plug, 10 positions, 0.40mm pitch, dual-row, SMT, gold flash contacts, 0.8mm mated stack height, solder retention features.
$0.5373Ref. price · indicative, final on quote
RoHSROHS3 Compliant
SeriesSlimStack 505551
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for stock & sourcing questions
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Series | SlimStack 505551 |
| Mounting | Surface Mount |
| Connector type | Plug, Outer Shroud Contacts |
| Height above board | 0.027\" (0.68mm) |
| Mated stacking heights | 0.8mm |
| Pitch | 0.016\" (0.40mm) |
| Package | Tape & Reel (TR) Cut Tape (CT) |
| Features | Solder Retention |
| Contact finish | Gold |
| Rows | 2 |
| Positions | 10 |
| Contact finish thickness | 4.00µin (0.100µm) |
Product details
Frequently asked questions
What is the mating connector for 5055511020?
The mating connector is the corresponding SlimStack 505551 receptacle with the same 10 positions and 0.40 mm pitch, which together achieve a 0.8 mm mated stack height. The receptacle part number follows the same base product number 505551 with a different suffix for the receptacle variant.
Is 5055511020 RoHS compliant?
Yes, the 5055511020 is ROHS3 Compliant per the manufacturer's specification, meeting the EU RoHS directive requirements for restricted substances.