SIGNALORIGIN Is A Professional Supplier Of 21W4 D-sub Coaxial Male Connectors With Solder Cup Termination, Designed To Deliver High Performance In Mission-critical And High-intensity Environments. This Mixed Layout Connector Integrates 4 Coaxial Contacts (50Ω Or 75Ω) And 17 Signal Contacts Into A Standard D-sub Shell, Offering Efficient Signal, Power, And RF Transmission In One Compact Solution. It Features Gold-over-nickel Plated Machined Contacts, Flame-retardant PBT Insulators, And A Durable Nickel Or Tin-plated Steel Housing.
Our D-subminiature Connector Portfolio Supports Frequencies From 0 To 3GHz. Certified To UL And ISO 9001 Standards, SIGNALORIGIN Ensures Reliable Quality, Fast Delivery (3–7 Days), And Excellent Customer Service. Free Samples (3–5 Sets) And Full Customization Are Available. Ideal For Defense Systems, Broadcast Equipment, Industrial Automation, And Communication Infrastructure.
| Material | Insulator material | PBT thermoplastic, 30% Glass filled, UL 94V-O rated |
| Insulator color | Black/Blue (can be customized) | |
| Contacts material | Copper alloy material | |
| Contact plating | Gold flash over nickel, 1U”-30U” | |
| Shell material | Steel or copper alloy material, Tin/Ni or Au finished | |
| Electrical | High frequency contact current rating | 50 or 75 ohm |
| The radio frequency | 0~3GHz | |
| Connector with signal contact current rating | 5 A | |
| The working voltage | 300V | |
| High frequency contact resistance | 10 milliohms max | |
| Mechanical | Dielectric withstanding voltage | 1000 v AC for 1 minute |
| Insertion force | ￠1.0 :0.6～2 N /Pin
￠3.6:2～7 N /Pin |
|
| Extraction force | ￠1.0:0.2 N /Pin MIN
￠3.6:0.5 N /Pin MIN |
|
| Durability | 500 cycles | |
| Operating temperature | -55°C to +125°C |
