HIKVISION RS485 8-Input Expanders

DS-PM-RSI8 | DS-PM1-I8O2-H | O-STD

Wired Input Expander | Cascading Capability | Reliable Alarm Integration

Singapore CCTV & Security System Specialists

The HIKVISION RS485 Expander Series—including DS-PM-RSI8, DS-PM1-I8O2-H, and O-STD—is designed to extend and enhance your security system’s input capacity. Widely used in CCTV, alarm monitoring, access control, and integrated security environments, these expanders provide stable RS485 communication, 8-channel wired inputs, and seamless cascading for large-scale sites.

Perfect for residential, commercial, and industrial installations across Singapore, these modules deliver high reliability, flexible integration, and excellent compatibility with Hikvision’s full security ecosystem.

Key Models Overview

1. HIKVISION DS-PM-RSI8 – RS485 8-Input Expander

A robust input expansion module designed for alarm systems, environmental sensors, and automation triggers.

Key Features:

• 8 wired input channels
• RS485 communication for long-distance & stable data transmission
• Supports multiple zone types and alarm signals
• Supports cascading for large deployments
• Durable housing for long-term operation

2. HIKVISION DS-PM1-I8O2-H – 8-Input 2-Output Expander

Ideal for projects requiring both sensor inputs and controlled outputs (e.g., relays, sirens, automation devices).

Key Features:

• 8 configurable wired zones
• 2 programmable relay outputs
• Advanced fault detection & supervision
• Strong compatibility with Hikvision alarm controllers
• Suitable for automation, building systems, and CCTV integration

3. HIKVISION O-STD Wired Input Expander

A simple, stable, and highly compatible module for extending wired zones within alarm and surveillance systems.

Key Features:

• 8 wired input ports
• Standard RS485 protocol
• Easy wiring and fast setup
• Supports multiple alarm zone definitions
• Compact and reliable for commercial deployment

Benefits for Singapore CCTV & Security Projects

1. Expandable for Large Installations

Add multiple input modules to scale your security system for commercial buildings, factories, data centres, and warehouses.

2. Stable Communication Over Long Distance

RS485 differential communication ensures reliable data transmission up to hundreds of meters—ideal for larger properties.

3. Seamless Hikvision Integration

Fully compatible with Hikvision:

• Alarm control panels
• NVRs and VMS
• Access control systems
• Security automation modules

4. Enhanced Security Monitoring

Connect:

• Door contacts
• PIR motion sensors
• Panic buttons
• Heat/smoke detectors
• Water leakage sensors
• Perimeter sensors

5. Supports Cascade Deployment

Multiple expander units can be chained to support multi-zone, multi-level, or multi-building infrastructure.

HIKVISION Expander RS485 8-input DS-PM-RSI8 DS-PM1-I8O2-H O-STD Wired Input Expander Cascade CCTV Security Camera Singapore

Common Use Cases in Singapore

• Commercial properties & offices
• Industrial buildings, factories, logistics hubs
• Condos, residential estates, landed properties
• Retail shops and malls
• Data centres & critical infrastructure
• Schools, hostels, healthcare facilities
• Government buildings and secure sites

Why Use HIKVISION Input Expanders?

• Increase zone capacity without replacing main controller
• Reliable monitoring for CCTV, intrusion, fire-assist, and automation
• Quick installation and low maintenance
• Suitable for long-term, mission-critical operations

Professional Supply, Installation & Integration in Singapore

CHOICECYCLE provides full support for Hikvision expanders, including:

• System design & wiring layout
• Installation & configuration
• Troubleshooting & repair
• Integration with CCTV, alarm, and access systems
• Maintenance for enterprise and SME projects

Website: https://sgcctv.biz
WhatsApp: +65 98534404
Email: [email protected]

HIKVISION Expander RS485 8-input DS-PM-RSI8 DS-PM1-I8O2-H O-STD Wired Input Expander Cascade CCTV Security Camera Singapore

HIKVISION ALARM SYSTEM

HIKVISION ALARM AX HYBRID PRO DS-PHA64-LP  || HIKVISION ALARM AX HYBRID PRO DS-PHA48-EP ||
HIKVISION ALARM LED Wired Keypad DS-PKG-H8L  || HIKVISION ALARM LED Wired Keypad DS-PKG-H4L  || HIKVISION ALARM Wired Keypad DS-PK-L  ||
HIKVISION Wired Dual-Tech AM Curtain Detector DS-PDC10DM-VG3 ||  HIKVISION ALARM Wired PIR AM Curtain Detector DS-PDC10AM-VG3 ||
HIKVISION ALARM Wired 4-way low current relay DS-PM1-O4L-H  ||  HIKVISION ALARM Wired 4-way power relay DS-PM1-O4H-H  ||
HIKVISION ALARM Wired Input Expander DS-PM1-I8O2-H  || HIKVISION ALARM RS485 Input Expander DS-PM-RSI8  ||
HIKVISION ALARM RS485 OUTPUT EXPANDER DS-PM-RSO4  || HIKVISION ALARM RS485 Output Expander DS-PM-RSO4-H  ||

HIKVISION SECURITY SCREENING SYSTEM

HIKVISION Security Screening X-Ray ISD-SC6550S-4CVL  ||  HIKVISION WALK-THROUGH METAL DETECTOR NP-SG101  || HIKVISION Handheld Metal Detector UD23074B  

1. Collection from SGCCTV   Choicecycle Sim Lim Square CCTV SPECIALIST #02-81 11am~8pm. Whatsapp 98534404 for stock level before visit.
2. Payment by PayNow 201207820G

HIKVISION Expander RS485 8-input DS-PM-RSI8 DS-PM1-I8O2-H O-STD Wired Input Expander Cascade CCTV Security Camera Singapore

HIKVISION Expander RS485 8-input DS-PM-RSI8 DS-PM1-I8O2-H O-STD Wired Input Expander Cascade CCTV Security Camera Singapore