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Crestron PRO3 — Overview & Technical Specs
The Crestron PRO3 is a high-performance, enterprise-grade control processor (now officially discontinued) that powers advanced AV and building automation systems.
Key Features:
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3-Series Control Engine: A real-time, multithreading architecture that supports up to ten simultaneous programs, enabling responsive, reliable automation.
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Memory & Storage:
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1 GB SDRAM
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4 GB Flash
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Expandable via SD/SDHC cards (up to 32 GB) and USB mass storage (up to 1 TB)
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Networking:
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Dual Gigabit Ethernet: one for LAN and one dedicated Control Subnet, allowing auto-configuration of Crestron devices like touchscreens and gateways
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Advanced network protocols: DHCP, SSL/TLS, SNMP, IPv6, Active Directory authentication, BACnet/IP gateway, and embedded IIS web server
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Connectivity Ports:
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6 × Bidirectional COM ports (RS-232/422/485)
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8 × IR/Serial outputs
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8 × Relay outputs (1A, 30 V AC/DC)
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8 × “Versiport” I/O ports (digital, analog, or dry contact)
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Cresnet master port for low-voltage control wiring
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Modular Expansion:
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Three rear-mounted 3-Series control card expansion slots, enabling further customization with additional interface cards
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Front-Panel Interface:
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Color LCD (2.8″, 320×240)
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Navigation buttons and system status LEDs for configuration and diagnostics without needing a PC
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Automation & Monitoring Integration:
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Native support for Crestron Fusion Cloud for centralized facility management
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SNMP integration for IT-friendly system monitoring
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Virtual control via XPanel and mobile apps like Crestron Home
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