ProdataKey Red Max Fully Customizable High-Security Controller Equipped RMAX with Two-Power Supplies and Two-Red Four-Door Expander Boards
Twenty-four doors, one enclosure.
The Red Max is a PDK access control door controller with two Altronix power supplies and two Red four-door expander boards, built to scale up to 24 doors from one enclosure.

Growing a PDK system means more panels.
Every added door usually means another controller to mount, power and set up. The Red Max puts expansion boards, power supplies and monitoring in a single lockable can.
Built to scale and stay secure
The Red Max combines expandable door capacity, supervised power and secure communication in one cabinet.
Fully customizable
Works with any Red expansion board, allowing scalability and control of up to 24 doors from one enclosure.

doors from one enclosure
Scale up with any Red expansion board.
Power monitoring
Two Altronix power supplies and a fully-supervised power circuit monitor input, output, battery voltage and overall controller health.
Self-discoverable expanders
Red Max expander boards are discovered automatically by the Cloud Node when an Ethernet cable is connected, with no IP address to enter.
Advanced security
Secure communication protocols include OSDP, mobile and encrypted credential communication.
Everything you need to know.
| Brand | ProdataKey |
| Model | High-Security |
| Product type | Access Control System Controller |
| Power supplies | Two Altronix |
| Expander boards | Two Red four-door |
| Maximum doors | Up to 24 from one enclosure |
| Management | Cloud-managed via pdk.io |
| Secure protocols | OSDP, mobile, encrypted credentials |
| Enclosure (W x H x D) | 20.75" x 26.75" x 4.125" |
| Enclosure type | Metal lockable security can |
| Installation | Indoor use only |
ProdataKey Red Max Fully Customizable High-Security Controller Equipped RMAX with Two-P...
The ProdataKey Red Max Fully Customizable High-Security Controller Equipped RMAX with Two-Power Supplies and Two-Red Four-Door Expander Boards is part of ProdataKey's (PDK) cloud-managed access control range, managed through pdk.io. It is aimed at security integrators and facility managers building or expanding a PDK system.
A door controller is the panel that connects readers, locks, door contacts and exit devices for each door and makes the unlock decision. ProdataKey controllers connect to the pdk.io cloud platform for setup and management.
Key Features
- Fullycustomizable – The Red Max is fully customizable with any Red expansion board, allowing for scalability and control of up to 24 doors from one enclosure.
- Powermonitoring – Equipped with two Altronix power supply, and a fully-supervised power circuit that monitors input, output, battery voltage, and overall controller health.
- Selfdiscoverable – The Red Max Expander boards will be automatically discovered by the Cloud Node when an Ethernet cable is connected; it is not necessary to enter the IP address; the device is.
- Advancedsecurity – ProdataKey Red products lead the industry in secure communication protocols. This includes OSDP, mobile, and encrypted credential communication.
- Plugn’playconnectivity – All pdk Red devices were designed to be plug n' play. That means they're easy to install right out of the box. It's simple to add any device, no matter how large the job is.
- Automaticupdates – Experience future-proof access control that’s always up-to-date and protected with the latest security enhancements.
- Enclosure Dimensions (W x H x D) 20.75” x 26.75” x 4.125”.
- Metal lockable security can (indoor use only).
Specifications
- Brand: ProdataKey
- Model: RMAX
- Product Type: Access Control System Controller
- Application/Usage: Access Control Device
- Form Factor: Enclosure, Surface Mount
- In the box: Red Max Customizable Controller, 2 x Altronix Power Supplies, 2 x Red Four-door Expander Boards
- Shipping weight: 28.65 lb
Typical Uses
- Adding controlled doors to a ProdataKey cloud access system
- Commercial offices, schools and multifamily buildings
- Projects that will grow from a few doors to many
Please confirm compatibility with your ProdataKey system, reader format (Wiegand/OSDP) and credential technology before ordering.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

ProdataKey High-Security, ready to order.
- Product type: Access Control System Controller
- Power supplies: Two Altronix
- Expander boards: Two Red four-door
- Maximum doors: Up to 24 from one enclosure
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