QMA-J240Y is a straight QMA male RF coaxial connector designed for specified 240 series coaxial cable assembly. It adopts QMA quick push-lock structure, enabling fast, tool-free connection and disconnection. It supports broadband signal transmission up to 18 GHz. The body and housing are brass with SUCO tri-metal plating, delivering excellent shielding efficiency and outstanding anti-corrosion performance suitable for outdoor communication applications. Gold-plated brass contact pin ensures stable electrical performance after repeated mating cycles. Teflon insulator features low high-frequency dielectric loss. Widely used in wireless base stations, outdoor radio communication equipment and broadband low-loss cable assemblies.
| Category | Item | Parameter |
|---|---|---|
| Electrical | Impedance | 50 Ω |
| Electrical | Frequency Range | DC～18 GHz |
| Electrical | Dielectric Withstanding Voltage | 1000 V (RMS) |
| Electrical | Working Voltage | 335 V rms |
| Electrical | Insulation Resistance | ≥5000 MΩ |
| Environmental & Mechanical | Temperature Range | -40℃～+85℃ |
| Environmental & Mechanical | Compliance | RoHs Compliant |
| Environmental & Mechanical | Durability | >500 mating cycles |
| Materials & Plating | Body | Brass, SUCO plated |
| Materials & Plating | Insulator | Teflon |
| Materials & Plating | Contact Pin | Brass, Gold plated |
| Materials & Plating | Housing | Brass, SUCO plated |
