Positronic MACH-D connectors are high-performance D-Subminiature connectors designed for demanding applications in harsh environments. Featuring precision-machined aluminum or stainless steel shells, these connectors offer superior EMI shielding and mechanical ruggedness against shock and vibration. They provide reliable interconnect solutions for critical systems, ensuring failsafe product performance, maximum design flexibility, and leading energy efficiency. The MACH-D series includes standard density (MCD), high density (MCDD), and combo-D (MCBX) configurations, all intermateable with M24308 standard D-Subs and often exceeding MIL-DTL-24308 specifications. Applications span from aerospace and defense to industrial and information technology where connector reliability is paramount.
| Series | Shell Material | Shell Finish | Contact Size | Current Rating (Max) | Insulator Material | Insulator Color | Number of Layouts | Polarization | Operating Temperature | Working Voltage (rms) | Initial Contact Resistance | Mechanical Durability | Waterproof Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MCD (Standard Density) | Machined Aluminum, Stainless Steel | Electroless nickel, Passivated stainless steel, Cadmium, Chemical conversion coating, Gold | #20 | Up to 17A (MCD #20 contacts) | PBT (PCB), DAP (Wire) | Blue (PBT), Green (DAP) | 5 | Trapezoidal shape of shell | -55 to 125C | 300V | 4 m max (#20), 5 m max (#22) | 500 cycles | IP67 (with accessories) |
| MCDD (High Density) | Machined Aluminum, Stainless Steel | Electroless nickel, Passivated stainless steel, Cadmium, Chemical conversion coating, Gold | #22 | Up to 12A (MCDD #22 contacts) | PBT | Blue | 6 | Trapezoidal shape of shell | -55 to 125C | 300V | 5 m max (#22) | 500 cycles | IP67 (with accessories) |
| MCBX (Combo-D) | Machined Aluminum, Stainless Steel | Electroless nickel, Passivated stainless steel, Cadmium, Chemical conversion coating, Gold | #8 (Power), #16, #20, #22 (Signal) | Up to 75A (#8 Power) | PBT | Blue | 25 layouts | Trapezoidal shape of shell | -55 to 125C | 300V | 0.5 m max (#8), 1 m max (#16), 4 m max (#20), 5 m max (#22) | 500 cycles | IP67 (with accessories) |
| M24308 | N/A (Specification) | N/A | N/A | N/A | N/A | N/A | N/A | N/A | -55 to +125C | N/A | N/A | N/A | N/A |
Note: Specific dimensions, termination options, and accessory compatibility vary by layout and part number. Refer to detailed datasheets for exact specifications.