DS-PM1-O4H-H

Manufacturer reference

Manufacturer details describe the cited version. Confirm the exact unit and intended system.

Hardware Features

Serial Port

1 TTL serial port

Tamper-Proof

Support (front and rear)

Bus

2 × Speed-X bus, 1 uplink for control panel connection and 1 downlink for next expander

Relay Outputs

4 power relays, up to 16 A per relay

Switched Circuit Voltage

100–240 V

Electrical Characteristics

Power Supply

9 to 24 VDC, 1 A

Power Consumption

Maximum current 210 mA@12 VDC; Quiescent current 65 mA@12 VDC

Display

LED Indicator

1 for power, or fault

General

Dimensions (W × H × D)

110 mm × 155 mm × 32.5 mm

Shell Material

Plastic

Weight

333.1 g

Operation Temperature

-10 °C to 40 °C

Operation Humidity

10% to 90%

Compatibility

Control Panel

AX Hybrid Pro

Selection notes

• The documented specifications apply to the cited manufacturer version. Confirm the supplied hardware, firmware and accessory configuration.
• 0_202207.pdf. Specifications follow the cited manufacturer edition and exact model suffix. Optional accessories and installation are not assumed included.
• Readers, locks, power supplies, batteries, licences and other accessories are not assumed to be included. ISD confirms specification, compatibility, supply, price, lead time and local warranty separately.

Official documents

• Hikvision DS-PM1-O4H-H manufacturer reference

Manufacturer source checked 2026-09-10. The supplied unit and local terms require confirmation.