---
lang: "en"
title: "Serial AT cross over cable DB 9p. F/F 1.8 m"
sku: "P-41-NM"
canonical_url: "https://shop.marcomweb.it/en/serialparallelbus/serial-at-cross-over-cable-db-9p-ff-18-m"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

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Serial AT cross over cable DB 9p. F/F 1.8 m

AT cross over cable for Null modem serial connections

## Technical Specifications

- DB 9p. F/F Connectors
- Length 1.8 m

## Pinout configuration:

• 1-4
• 2-3 
• 3-2
• 4-1
• 5-empty
• 6-7
• 7-8
• 8-7
• 9-9

---

Source: https://shop.marcomweb.it/en/serialparallelbus/serial-at-cross-over-cable-db-9p-ff-18-m

MARCOM S.r.l. — a trusted supplier for industrial automation and building automation.