---
title: "[RE] Ethernet-Based 4-Channel Push Notification Contact Closure Input"
url: "https://maker.wiznet.io/josephsr/resellers/re-ethernet-based-4-channel-push-notification-contact-closure-input/"
markdown_url: "https://maker.wiznet.io/josephsr/resellers/re-ethernet-based-4-channel-push-notification-contact-closure-input/md"
type: "VAR: Value-Added Reseller Products"
author: "joseph"
author_url: "https://maker.wiznet.io/annjaison/resellers/4-channel-push-notification-contact-closure-input-over-ethernet/?page=26&serob=rt&serterm=all"
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "joseph"
original_url: "https://maker.wiznet.io/annjaison/resellers/4-channel-push-notification-contact-closure-input-over-ethernet/?page=26&serob=rt&serterm=all"
published: "2024-06-04"
language: "en"
likes: 0
views: 533
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# [RE] Ethernet-Based 4-Channel Push Notification Contact Closure Input

> NCD's Ethernet-Based 4-Channel Push Notification Contact Closure Input device offers real-time alerts for industrial automation, security systems, etc.

Original author: joseph (source: https://maker.wiznet.io/annjaison/resellers/4-channel-push-notification-contact-closure-input-over-ethernet/?page=26&serob=rt&serterm=all)

## Article

#### **4-Channel Push Notification Contact Closure Input over Ethernet: Technical Overview**

- **Real-Time Notifications**: Alerts over Ethernet when sensor states change.

- **Inputs**: Four contact closure inputs with screw terminal connections.

- **Protocols**: Supports TCP and UDP for network communication.

- **Power**: Operates on 12VDC with LED status indicators.

- **Applications**:
  - Industrial automation
  - Security systems
  - Building management
  - Healthcare facilities

---

Source: https://maker.wiznet.io/josephsr/resellers/re-ethernet-based-4-channel-push-notification-contact-closure-input/