Crestron CP4 4-Series Control System

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Write a review Q&A SKU: CP4 PSSL ID#: 217852
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Regular price $2,400.00 USD
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Crestron CP4 4-Series Control System

The CP4 is a secure, high‑performance control processor with a powerful 4-Series™ control engine. The CP4 is designed to integrate and automate technology within any modern networked home, commercial building, or government facility.


  • 4‑Series™ control system with 2 GB SDRAM and 8 GB flash memory
  • Embedded 4‑Series multicore CPU processor
  • iPhone®, iPad®, and Android™ device control app support
  • XPanel computer and web based control
  • Modular programming architecture
  • Onboard IR/serial, COM, I/O, relay, Cresnet® network, and high‑speed gigabit Ethernet control ports
  • High-speed USB 2.0 host port and rear panel memory card slot
  • Crestron Fusion® software room monitoring and scheduling support
  • XiO Cloud® service provisioning and management support
  • Enterprise‑class network security and authentication
  • SNMP V3 remote IT management support
  • Native BACnet network/IP support
  • Installer setup via software, web browser, or cloud
  • IPv6 ready
  • Integrates with Apple® HomeKit® technology
  • Rack mountable


  • Control Engine: Crestron® 4-Series; real-time, preemptive multi-threaded/multitasking kernel; Transaction-Safe Extended FAT file system; supports up to 10 simultaneously running programs
  • Communications:
    • Ethernet: 100/1000 Mbps, auto-switching, auto-negotiating, auto-discovery, full/half duplex, industry-standard TCP/IP stack, UDP/IP, CIP, DHCP, SSL, TLS, SSH, SFTP (SSH File Transfer Protocol), FIPS 140-2 compliant encryption, IEEE 802.1xX, SNMP, BACnet and IP1, IPv4 or IPv6, Active Directory® service authentication, HTTPS web server, HTTPS web browser setup and XiO Cloud® client, SMTP email client Cresnet® Network: Cresnet master mode
    • USB: Supports USB mass storage class devices via the rear panel USB 2.0 host port, supports computer console via the front panel USB 2.0 device port
    • RS-232/422/485: For 2-way device control and monitoring, COM port supports RS‑232 up to 115.2k baud with software handshaking, one port also supports RS‑422 or RS‑485 and hardware handshaking
    • IR/Serial: Supports 1-way device control via infrared up to 1.2 MHz or serial TTL/RS-232 (0–5 V) up to 115.2k baud
  • Memory:
    • SDRAM: 2 GB
    • Flash: 8 GB
    • Memory Card: Supports SD and SDHC cards up to 32 GB
    • External Storage: Supports USB mass storage devices up to 1 TB
  • Connectors and Card Slots:
    • RELAY OUTPUT 1–8:
      • (2) 8-pin 3.5 mm detachable terminal blocks
      • Comprises (8) normally open, isolated relays
      • Rated 1 A, 30 VAC/VDC; MOV arc suppression across contacts
    • I/O 1–8:
      • (1) 9-pin 3.5 mm detachable terminal block
      • Comprises (8) Versiport digital input/output or analog input ports (referenced to GND)
      • Digital Input: Rated for 0–24 VDC, input impedance 20k Ω, logic threshold >3.125 V low/0 and <1.875 V high/1
      • Digital Output: 250 mA sink from maximum 24 VDC, catch diodes for use with real world loads
      • Analog Input: Rated for 0–10 VDC, protected to 24 VDC maximum, input impedance 21k Ω with pull-up resistor disabled
      • Programmable 5 V, 2k Ω pull-up resistor per pin
    • IR - SERIAL OUTPUT 1–8:
      • (2) 8-pin 3.5 mm detachable terminal blocks
      • Comprises (8) IR output ports
      • IR output up to 1.2 MHz
      • 1-way serial TTL/RS-232 (0–5 V) up to 115.2k baud
      • IRP2 IR emitters sold separately
    • COM 1:
      • (1) 5-pin 3.5 mm detachable terminal block
      • Bidirectional RS-232/422/485 port
      • Up to 115.2k baud; hardware and software handshaking support
    • COM 2–3:
      • (2) 3-pin 3.5 mm detachable terminal blocks
      • Bidirectional RS-232 ports
      • Up to 115.2k baud; software handshaking support
    • MEMORY:
      • (1) SD memory card slot
      • Accepts one SD or SDHC card up to 32 GB for storage of log files
    • USB:
      • (1) USB Type A connector, female
      • USB 2.0 port for storage devices
    • LAN:
      • (1) 8-pin RJ45 connector, female
      • 100/1000Base-TX Ethernet port
    • NET:
      • (1) 4-pin 3.5 mm detachable terminal block
      • Cresnet master port
      • Outputs power to Cresnet devices only if the included power pack is connected to the 24 VDC power input jack
      • Alternately functions as a Cresnet power input to power the unit from a Cresnet power supply
    • 24VDC 2.0A:
      • (1) 2.1 x 5.5 mm DC power connector
      • 24 VDC power input
      • PW-2420RU power pack included
      • Passes through to the NET port to power Cresnet devices
    • G:
      • (1) 6-32 screw
      • Chassis ground lug
    • COMPUTER (front):
      • (1) USB Type B connector, female
      • USB 2.0 computer console port
      • For setup only
  • Controls and Indicators:
    • PWR: (1) Green LED, indicates operating power is supplied from the power pack or Cresnet power supply
    • NET: (1) Amber LED, indicates communication with Cresnet devices
    • MSG: (1) Red LED, indicates control processor has generated an error message
    • HW-R: (1) Recessed push button for hardware reset
    • SW-R: (1) Recessed push button for software reset
    • LAN (rear):
      • (1) Bicolor green/amber and (1) Amber LEDs
      • Green/amber LED indicates Ethernet link status and connection speed
      • Amber LED indicates Ethernet activity
  • Power:
    • Power Source Options: Power pack or Cresnet (connect only one)
    • Power Pack (included):
      • Input: 100–240 VAC, 50/60 Hz
      • Output: 2.5 A @ 24 VDC
      • Model: PW-2420RU
    • Cresnet Power Usage: 15 W (0.625 A @ 24 VDC) when powered by a Cresnet power supply only
    • Available Cresnet Power: 24 W (1 A @ 24 VDC) when powered by the included power pack only
    • Power Consumption: 15 W (not including any connected Cresnet devices)
  • Environmental:
    • Temperature: 41 to 113 °F (5 to 45 °C)
    • Humidity: 10% to 90% RH (noncondensing)
    • Heat Dissipation: 50 BTU/hr
  • Enclosure:
    • Chassis: Metal, aluminum, black finish
    • Faceplate: Extruded metal, black finish, polycarbonate label overlay
    • Mounting: Freestanding or 1 RU 19-in. rack-mountable (adhesive feet and rack ears included)
  • Dimensions:
    • Height: 1.70 in. (44 mm) without feet
    • Width:
      • 17.28 in. (439 mm)
      • 19.00 in. (483 mm) with rack ears
    • Depth: 6.56 in. (167 mm)
    • Weight: 3.12 lb (1.42 kg)


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