DB9 串口连接线
DB9 Male to Female Cable
DB9 9 芯串口线，款式可选：公转母、公对公、母对母；另有 DB15/25/26/37/44/50 全规格
标准灰色线缆，两端带固定螺丝，连接稳固防脱落，适配 RS232/485 通讯
现货标准长度含 2 米，0.5m/1m/3m/5m 常备库存，任意长度支持定制
用于工控设备、PLC、仪器仪表、电脑串口数据通讯延长
产品描述
中文：DB9 针 RS232 串口延长线，9 芯公头转母头，接头带锁紧螺丝，插接牢固不易松动；线材柔韧耐磨，传输稳定，支持 RS232、RS485 串口通讯；现货 2 米常规款，多种长度可选，同时提供 DB15、DB25 等多针位串口线束，厂家支持线长按需定制。
English: DB9 pin RS232 serial extension cable, 9-core male to female with locking screws for firm connection. Flexible and wear-resistant cable ensures stable signal transmission, compatible with RS232 and RS485 communication. 2m length in stock, various lengths available. DB15, DB25 and other multi-pin serial cables are also supplied, custom cable length supported.
1.Q：DB 串口线有哪些针位与对接款式？
Q: What pin sizes and connection types for DB serial cable?
A：针位：9/15/25/26/37/44/50 芯；对接：公转母、公对公、母对母。
A: Pin:9/15/25/26/37/44/50Pin; Type:Male-Female, Male-Male, Female-Female.
2.Q：DB9 串口线适用于什么场景？
Q: Application of DB9 serial cable?
A：PLC、工控设备、检测仪器、电脑 RS232/485 数据通讯延长。
A: PLC, industrial equipment, testing instruments, PC RS232/485 data communication extension.
3.Q：现货标准长度有哪些？能否定制长度？
Q: Stock lengths & custom length support?
A：现货 0.5/1/2/3/5 米，其余任意长度均可裁切定制。
A: 0.5/1/2/3/5m in stock, any other length customizable.
4.Q：带螺丝 DB9 接头有什么优势？
Q: Advantage of DB9 connector with screws?
A：锁紧螺丝固定接头，设备震动环境下不易松脱，保障通讯稳定。
A: Locking screws fix connector tightly, prevent disconnection under vibration to keep stable communication.
5.Q：现货和定制线束交期多久？
Q: Lead time for stock and custom cables?
A：标准现货短线 1-2 天发货；特殊长度定制线束交期 3-7 个工作日。
A: Standard stock cables ship in 1-2 days; custom-length cables take 3-7 working days.
