Siemens 6ES7400-2JA10-0AA0 S7-400 UR2-H Rack 18 Slots Aluminum

6ES7400-2JA10-0AA0 – SIMATIC S7-400 UR2-H Rack

• Brand: Siemens
• Model: 6ES7400-2JA10-0AA0
• Series: SIMATIC S7-400
• Type: UR2-H aluminum rack
• Use: Central or distributed systems
• Material: Lightweight aluminum

Key Features – Tree Structure

• Hardware configuration
  • Separate communication bus (P bus)
  • Separate I/O bus
• Slots
  • Total: 18 slots (2 segments x 9 slots each)
  • Ideal for redundant CPU setups
• Approvals & certificates
  • CE, UKCA, UL, FM, RCM, KC, EAC, CCC
  • Global compliance – ready for worldwide use
• Ambient conditions
  • Operation: 0 °C … +60 °C
  • Storage/transport: 0 °C … +70 °C
• Mechanical
  • Profile material: Aluminum
  • Dimensions (WxHxD): 482.5 x 290 x 27.5 mm
  • Weight: approx. 3 kg

Expert Review – Manager’s Insight

• “The UR2-H is the backbone of high-availability S7-400 systems. Its dual 9-slot segments allow separate CPU and I/O buses – perfect for redundant configurations. The aluminum build is sturdy yet light.” – Automation Architect, 20+ years
• “We use this rack in power plants. It handles vibration and heat well. The clear slot separation simplifies troubleshooting.” – Senior Maintenance Engineer

Typical Applications & Compatible Devices

• Redundant CPU setups (e.g., 2 x CPU 417-4)
• High-availability process control systems
• Distributed I/O with ET 200M or ET 200SP
• Works with all S7-400 power supplies (PS 407)
• Communication modules (CP 443, CP 443-1)

Comparison with Similar Models

• 6ES7400-1JA11-0AA0 – UR1 rack, 18 slots, single segment (no redundant bus)
• 6ES7400-2JA10-0AA0 – UR2-H (this model) with dual, isolated buses
• 6ES7400-2JA00-0AA0 – UR2-H without aluminum profile (steel version)
• Choose UR2-H for high-availability and hot-standby applications.

Professional FAQ – 5 Essential Questions

• Can I use this rack for non-redundant CPUs?

  Yes. You can populate just one segment with a CPU and I/O modules.

• Does it fit standard 19-inch cabinets?

  Yes. Width is 482.5 mm – standard rack mount.

• Is the bus separation active?

  Yes. The P bus and communication bus are physically separated.

• What is the maximum ambient temperature?

  60 °C during operation. Keep adequate ventilation.

• Can I mount it vertically?

  Yes, but follow the temperature derating guidelines.

Selection Guide & Buying Tips

• Choose UR2-H if you need redundant CPU or isolated I/O buses.
• For simple applications, the UR1 rack (single segment) may suffice.
• Check your total slot count – this rack gives 18 slots.
• Aluminum version is lighter and more corrosion-resistant.
• Always use matching S7-400 power supplies and front connectors.

Warranty & Shipping

• Warranty: 12 months from invoice date
• Dispatch: 12–24 hours (business days)
• Carriers: FedEx, UPS, DHL – express worldwide
• Tracking number provided after shipment.

Contact Information
Sales inquiries: sales@powergearx.com
Technical support: +86 18030005825 (WhatsApp)

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