# Serial Cable RS-232 D-Sub 9 female to female null modem DeLOCK 87516

**URL:** https://aio.lv/en/product--delock-87516--4326170
**Data updated:** 2025-12-29 16:02 (EET)
**Category:** Serial & Parallel Cables
**Manufacturer:** DELOCK
**Manufacturer code:** 87516
**EAN:** 4043619875160
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 12.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--delock-87516--4326170

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The DeLOCK Serial Cable RS-232 D-Sub 9 female to female null modem features a 5 m length and a 5 mm diameter. It supports full handshaking for reliable data transmission. Ideal for connecting devices with DB-9 connectors, this black cable is designed for durability and performance in various applications.

## Long description

The DeLOCK Serial Cable RS-232 D-Sub 9 female to female null modem (model 87516) is a 5 m, 5 mm diameter cable designed for direct RS-232 device-to-device connections. It provides a compact Mini D-Sub 9 female connector on each end and supports full handshake signals including RTS/CTS and DTR/DSR. The cable also allows optional power supply via the RI line and is intended for reliable serial communication between devices with DB-9 ports.
Advantages
The cable implements full handshaking (RTS/CTS and DTR/DSR) for controlled, reliable data flow and reduced transmission errors. Mini D-Sub 9 female connectors are compact, allowing adjacent RS-232 ports to be used without interference. With a 5 m length and robust construction, the cable is suitable for installations requiring some distance between devices while remaining flexible and easy to route.
Suitable for
Connecting two RS-232 devices directly using DB-9 ports
Null modem applications where transmit and receive lines are crossed
Serial communication setups requiring hardware flow control (RTS/CTS, DTR/DSR)
Situations where optional power via the RI line is needed
Key specifications
Brand: DELOCK
Model / MPN: 87516
EAN: 4043619875160
Connector: Mini D-Sub 9 female to female (DB-9)
Cable length: 5 m
Cable diameter: 5 mm
Type: Null modem (full handshake)
Flow control: RTS/CTS, DTR/DSR
Color: Black
How to use
Connect each Mini D-Sub 9 female connector to the DB-9 serial port of the corresponding devices. Ensure the devices are configured for null modem communication and hardware flow control if required. If a device needs power via the RI line, enable the corresponding option on the supplying device according to its documentation. Route the cable to avoid sharp bends and mechanical stress.
Usage recommendations
For stable communication, confirm both devices support hardware flow control and null modem wiring. Avoid routing the cable near strong electromagnetic interference sources and secure connectors to prevent accidental disconnection.

## Specifications

| Feature | Value |
|---|---|
| Cable length | 5 m |
| Product colour | Black |
| Connector 1 | DB-9 |
| Connector 2 | DB-9 |
| Cable diameter | 5 mm |
| Connector contacts plating | Gold |
| Connector 1 form factor | Straight |
| Connector 2 form factor | Straight |
| Jacket material | Polyvinyl chloride (PVC) |
| AWG wire size | 28 |
| Connector 1 gender | Female |
| Connector 2 gender | Female |

## FAQ

### How much does the Serial Cable RS-232 DeLOCK 87516 cost, and is it available for purchase?

The price is 15.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1100 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All DELOCK products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized DELOCK service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/4326170/56589233_large.webp