MWDM2L-21SSB Glenair 21-Position Micro-D Receptacle
Mfr. Part #: MWDM2L-21SSB
Manufacturer: Glenair
Series: MWDM2L Micro-D
Package/Case: 21-Position Metal-Shell Micro-D Receptacle
Description: 21-position Micro-D receptacle with female solder-cup contacts, nickel-plated aluminum shell and through-hole mounting hardware
The Glenair MWDM2L-21SSB is a 21-position Micro-D receptacle featuring female socket contacts, solder-cup termination and a nickel-plated aluminum-alloy shell. Its compact 0.050-inch contact pitch provides a high-density connection for aerospace, defense, industrial and telecommunications equipment.
With a 3A contact rating, 600VAC dielectric withstand and an operating temperature range of -55°C to +150°C, the MWDM2L-21SSB is suitable for signal and low-current power circuits in space-constrained, high-reliability electronic systems.
Specifications
| Parameter | Specification |
|---|---|
| Connector family | Micro-D |
| Product series | Glenair MWDM2L |
| Connector type | Receptacle |
| Contact gender | Female sockets |
| Number of positions | 21 |
| Number of rows | 2 |
| Contact pitch | 0.050 inch |
| Termination method | Solder cup |
| Compatible wire size | #26 AWG and smaller |
| Mounting style | Panel mount |
| Mounting angle | Straight |
| Mounting hardware | Through-hole hardware |
| Shell material | Aluminum alloy |
| Shell finish | Nickel plated |
| Insulator material | LCP or PPS |
| Contact material | Copper alloy |
| Contact finish | Gold over nickel |
| Interfacial seal | Blue fluorosilicone rubber |
| Current rating | 3A per contact |
| Dielectric withstanding voltage | 600VAC at sea level |
| Insulation resistance | 5,000MΩ minimum |
| Contact resistance | 8mΩ maximum |
| Operating temperature | -55°C to +150°C |
| RoHS status | RoHS compliant |
Typical Applications
The Glenair MWDM2L-21SSB can be considered for:
Commercial and military avionics
UAV flight-control and payload systems
Military ground vehicles
Naval electronic equipment
Radar and communication hardware
Rugged industrial controllers
Test and measurement instruments
Telecommunications equipment
Sensors and data-acquisition systems
Compact embedded electronics
Application suitability should be confirmed through testing of the complete connector and cable assembly.
MWDM2L-21SSB vs MWDM2L-21PSB
| Feature | MWDM2L-21SSB | MWDM2L-21PSB |
|---|---|---|
| Number of contacts | 21 | 21 |
| Connector type | Receptacle | Plug |
| Contact gender | Female sockets | Male pins |
| Termination | Solder cup | Solder cup |
| Wire size | #26 AWG and smaller | #26 AWG and smaller |
| Primary function | Equipment or socket side | Mating pin side |
Frequently Asked Questions
What type of connector is the MWDM2L-21SSB?
It is a 21-position Glenair Micro-D receptacle with female socket contacts and solder-cup termination.
What wire size does it support?
The solder cups are suitable for #26 AWG wire and smaller.
What are its electrical ratings?
The connector is rated for 3A per contact, with 600VAC dielectric withstand at sea level, 5,000MΩ minimum insulation resistance and 8mΩ maximum contact resistance.
What connector mates with the MWDM2L-21SSB?
It requires a compatible 21-position Micro-D plug with male contacts, such as an appropriate MWDM2L-21PSB configuration. Mounting hardware must also match.
Is the MWDM2L-21SSB MIL-DTL-83513 qualified?
MWDM2L-21SSB is a Glenair commercial MWDM part number. Do not describe it as a QPL MIL-DTL-83513 connector unless the current Glenair documentation or purchasing specification explicitly confirms that qualification.
