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MKJ4 Breakaway (Quick Disconnect) Coupling
Part of the MKJ family of miniature circular connectors, ITT Cannon’s MKJ4 breakaway features a canted retention spring disconnect coupling mechanism. This durable coupling mechanism allows for quick and easy mating and unmating. MKJ4’s versatility, performance and reliability enable unparalleled functionality to support critical communication, navigation and high-speed data transmission needs, at half the size and weight of traditional connectors.*
*When compared to the 38999 layouts with size 22 contacts.
Features
- Up to a 52% smaller and 71% lighter
- Prevent miss-mating with 4 clocking position
- Customer flexibility for connectivity
- Ideal for direct attachment of cable shield or over-molding
MKJ4 Breakaway (Quick Disconnect) Coupling
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Resources
MKJ Sell Sheet
MKJ Warrior Sell Sheet
MKJ 4 Catalog
MKJ Clip Lock Miniature Circular Connector Sell Sheet
MKJ Clip Lock Catalog
MKJ5 Catalog
Product Specification
Electrical
| Operating Voltage | 500 VAC-Size 23 Contacts; 1800 VAC-Size 20 Contacts; 1800 VAC-Size 16 Contacts; 1800 VAC-Size 12 Contacts |
| Current Rating | 5 Amp- Size 23 Contact; 7.5 Amp-Size 20 Contact; 13 Amp-Size 16 Contact; 23 Amp-Size 12 Contact |
| Number of Signal Contacts (Min/Max) | N/A |
| Gauge Wire Size | #22-28 AWG-Size 23 Contacts; #20-#24 AWG-Size 20 Contacts; #16-#20 AWG-Size 16 Contacts; #12-#14 AWG-Size 12 Contacts |
Material
| Shell | Aluminum Alloy, Stainless Steel |
| Shell Plating | Aluminum/Anodized (Black), Aluminum/Electroless Nickel, Aluminum/OD Cad, SS/Passivated, Aluminum/Zinc Nickel, Black Aluminum Teflon Nickel |
| Insulator | MKJ0, MKJ4-Thermoplastic; MKJ1,MKJ3 -Thermostatic |
| Contact | Copper alloy, gold over nickel plating |
| Contact Plating | Gold, Nickel |
Mechanical
| Shape | Circular |
| Shell Style | Jam nut, PCB mount, Wall mount |
| Durability | >500 Mating Cycles |
| Power & Signal In Same Layout | No |
| Contact Style / Termination | Crimp, Solder, Printed Circuit |
Environmental
| Sealing | Environmental |
| Operation Temperature | -55°C to +150°C |
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