- Sku: DS-PMA-1
- Vendor: SecurityAustralia
Hikvision DS-PM1-I8O2-H Ax Hybrid Pro RS485 wired Input Expander
When expanding a Hikvision AX Hybrid Pro alarm system with additional wired zones is the requirement, the DS-PM1-I8O2-H delivers a straightforward RS485 solution for integrators and installers needing to scale beyond the panel's native inputs. It adds 8 wired zones and 2 outputs via RS485 communication, keeping cabling simple and transmission reliable over longer runs. Powered by DC 12V and rated IP30 for indoor installation, it suits both residential and commercial panel builds.
Why This Model
- 8-zone wired expansion: Adds 8 fully wired input zones to your AX Hybrid Pro panel, allowing larger or more complex sites to be covered without upgrading to a bigger panel.
- RS485 communication: Stable, noise-resistant RS485 bus connection means reliable data transmission over longer cable runs compared to direct-wired panel inputs.
- 2 additional outputs: The onboard 2 outputs allow control of sirens, lights, or other response devices without consuming outputs on the main panel.
All IP cameras and recording devices (NVR’s/DVR’s) are covered by a 3 year back-to-base manufacturer warranty.
Our warranty is limited to the replacement of faulty items or parts and does not include damage due to incorrect fitting of parts or accessories, or damage due to mishandling the equipment once out of the box. All faults are sent to the manufacturer for inspection and diagnosis before a replacement is sent out.
Read more about the Terms & Conditions here – https://www.securityaustralia.com.au/terms-and-conditions/
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Hikvision DS-PM1-I8O2-H Ax Hybrid Pro RS485 wired Input Expander
Model: DS-PM1-I8O2-H
Who This Is For
Security integrators specifying wired zone expansion for Hikvision AX Hybrid Pro alarm systems will find the DS-PM1-I8O2-H a direct solution to the problem of running out of onboard inputs. When a site already has a functioning AX Hybrid Pro panel but the zone count has grown beyond its native capacity - through added PIRs, door contacts, glass break detectors, or beam sensors - this module adds 8 wired inputs and 2 outputs over a single RS485 bus connection back to the panel. That keeps cabling structured and avoids the cost of replacing the panel entirely. It suits commercial fitouts, large residential properties, and staged security upgrades where zones are added progressively. Installers working across retail, warehouse, and strata projects will recognise it as the cleanest way to scale a Hikvision AX Hybrid Pro installation without disrupting what is already commissioned and running.
What This Module Actually Does
8 Additional Wired Zones
Adds 8 wired inputs to an existing AX Hybrid Pro panel without replacing or upgrading the panel itself. Each input connects a standard wired detector - PIR, door contact, glass break, or beam - allowing zone counts to grow in line with site requirements.
2 Wired Outputs
The 2 onboard outputs allow the panel to trigger local devices - sirens, strobes, or relay-controlled equipment - from the expanded module location. This is useful when the output needs to be physically close to the detection zone rather than wired back to the main panel.
RS485 Bus Communication
Communicates with the AX Hybrid Pro panel over RS485, a differential signalling protocol suited to long cable runs and electrically noisy environments. A single twisted pair from the panel to the module carries all zone and output data, keeping wiring trunks manageable on larger sites.
DC 12V Operation
Runs on DC 12V, consistent with the standard auxiliary power outputs found on most alarm panels. This means the module can be powered directly from the panel's aux supply or from a local 12V PSU where panel-to-module distances are longer.
IP30 Enclosure Rating
Rated IP30, meaning the module is suited to indoor installations in protected enclosures, risers, or cable cupboards. It is not rated for outdoor or wet area installation - it should be mounted inside an existing alarm cabinet or a separate DIN enclosure.
AX Hybrid Pro System Integration
Designed specifically for the Hikvision AX Hybrid Pro platform. Once enrolled, the panel treats the expanded zones identically to native wired zones - same programming, same arming partitions, same event logging - so there is no compromise in how the added zones behave or are managed.
Who Buys This Module
- Alarm Installers on Commercial Fitouts: Specifying zone expansion on Hikvision AX Hybrid Pro systems where the native input count has been exhausted by perimeter detectors, internal PIRs, and door contacts across multiple rooms or floors.
- Integrators on Staged Rollouts: Commissioning a base system in phase one and returning to add zones in phase two without replacing the main panel - the RS485 bus architecture allows additional modules to be added progressively.
- Security Contractors on Large Residential Properties: Acreage homes, multi-building properties, or high-end residential with large zone counts that exceed what a single panel can support natively without expansion hardware.
- Facilities and Strata Managers: Managing buildings with existing Hikvision AX Hybrid Pro infrastructure who need to extend coverage into newly tenanted or refurbished areas without commissioning a second standalone system.
Honest Assessment
The DS-PM1-I8O2-H does one thing cleanly: it adds 8 wired inputs and 2 outputs to an existing Hikvision AX Hybrid Pro installation over an RS485 connection. For installers already working within the AX Hybrid Pro ecosystem, it is a straightforward and cost-effective way to scale zone capacity without touching the main panel. The RS485 bus handles long cable runs well, and DC 12V operation keeps power integration simple. What it will not do is operate as a standalone product - it is entirely dependent on a compatible AX Hybrid Pro panel, and has no independent functionality outside of that system. It is also an indoor-only module rated IP30, so it requires a protected enclosure. If the requirement is for a full replacement panel with higher native zone capacity, or for a wireless zone expansion, a different product type will serve better. The DS-PM1-I8O2-H is available through Security Australia as part of the broader Hikvision AX Hybrid Pro accessory range.
Before You Buy
Installer Note: Confirm your AX Hybrid Pro panel model supports the DS-PM1-I8O2-H via RS485 expansion before ordering - not all AX Hybrid Pro panel variants have the same number of available RS485 bus ports or the same maximum module count. Also note this module is rated IP30 and must be installed inside a protected enclosure; it cannot be surface-mounted in an exposed location. Power the module from the panel's aux 12V supply only if cable distance allows for adequate voltage at the module end - for longer runs, a local 12V PSU at the module location will maintain stable operation.
Zone Wiring Note: The 8 inputs on the DS-PM1-I8O2-H accept standard wired detector connections. Plan your EOL (end-of-line) resistor configuration before wiring - the panel's zone supervision settings need to match the resistor values at each input. Set this in panel configuration before enrolling the module to avoid zone fault loops during commissioning.
Quick Fit Check
- Good match if: You have a Hikvision AX Hybrid Pro system already installed and need to add more wired detection zones - the RS485 bus connection and 8 additional inputs make this the direct expansion path for that platform.
- Good match if: Your install requires outputs located near the expanded zone area rather than wired back to the main panel - the 2 onboard outputs allow local siren or relay triggering from the module's physical location.
- You may need a different model if: Your system is not the Hikvision AX Hybrid Pro platform, or if you need wireless zone expansion - a wireless zone expander or a different panel platform's native expander module will be required instead.
Key Features & Technical Specifications
Real-World Scenarios
How It Compares
- Choose this if: You are already working on a Hikvision AX Hybrid Pro installation and need to add wired detection zones beyond the panel's native input count - the RS485 bus connection and 8 inputs make it the direct-fit expansion module for that platform.
- You may need a different model if: Your panel is not the AX Hybrid Pro platform, or if your application requires wireless zone expansion - a wireless zone expander module designed for your specific panel will be the appropriate product type instead.
- Pairs well with: AX Hybrid Pro alarm panel, compatible wired PIR detectors, wired door and window contact sensors, and local 12V power supply units for remote installation locations.
Common Questions
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Will the DS-PM1-I8O2-H work with any Hikvision alarm panel, or only the AX Hybrid Pro?
Only the AX Hybrid Pro platform. The DS-PM1-I8O2-H is specifically designed for the Hikvision AX Hybrid Pro series and uses RS485 bus communication that is native to that platform. It will not enrol into other Hikvision panel ranges such as the AX Pro wireless-only series without a compatible hybrid panel supporting RS485 expander modules. -
How many of these modules can I add to a single AX Hybrid Pro panel?
The maximum number of DS-PM1-I8O2-H modules per panel depends on the specific AX Hybrid Pro panel model and its available RS485 bus capacity. Check the datasheet for your AX Hybrid Pro panel to confirm the maximum number of wired expanders supported - this varies between panel variants in the Hybrid Pro range. -
Does this module require a separate power supply or can it run off the panel's auxiliary output?
It requires DC 12V, which can be sourced from the panel's auxiliary 12V supply or from a standalone 12V PSU. For installations where the module is located far from the panel, a local PSU at the module end is recommended to ensure stable 12V is maintained at the module terminals - voltage drop over long cable runs on aux power can cause unreliable operation. -
Can the DS-PM1-I8O2-H be installed in an outdoor location?
No. The module is rated IP30, which provides basic protection against solid objects but no water ingress protection. It must be installed inside a protected indoor enclosure such as an alarm cabinet or IP-rated external enclosure. Direct outdoor installation without an appropriate housing is not suitable. -
Do the expanded zones appear and behave the same as native panel zones once enrolled?
Yes. Once the DS-PM1-I8O2-H is enrolled via the RS485 bus, the expanded zones are treated identically to native panel zones within the AX Hybrid Pro platform. They support the same partition assignments, zone types, arming modes, and event logging as onboard inputs - there is no functional difference in how the panel handles them. The team at Security Australia can assist with compatibility queries for specific AX Hybrid Pro panel models before you order. -
What types of detectors can connect to the 8 wired inputs on this module?
Standard wired detection devices including passive infrared (PIR) motion detectors, magnetic door and window contacts, glass break detectors, and active beam sensors. The inputs accept conventional wired zone connections. Confirm your EOL resistor configuration in the panel before wiring to ensure zone supervision is correctly matched to the resistor values used at each input.
Downloads & Resources
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