![Front view of a black server rack with multiple ports and I/O units, no visible text or labels on the equipment.](.atca-8505-datasheet-en-1/3ceb9428c8cdda76aabf74e784ac4da12cc724530ed79ce6aa3d7ccd2ab59b94.jpg)

# Features

19” Rackmount, 5U height, 15.3” depth
5-slot full mesh topology Fabric Interface
5 standard Rear Transition Module slots
Dual-bussed IPMB
Dual-hot-swappable I2 C controlled fan trays
Two shelf management controller slots
Dual -48 V DC Power Entry Modules

AdvanceuTCA

Specifications

<table><tr><td>Mechanical Specification</td><td>19&quot; Rackmount, 5U height, 15.3&quot; depthFits inside a 600 mm deep cabinet (include cable bend area)Supports 5-slots standard AdvancedTCA® blades and RTMs</td></tr><tr><td>Shelf Manager</td><td>Dual-hot-swappable Pigeon Point Systems ShMM-500 based ShMCs (aCMM-2000)Active/Standby mode for high availability applicationsSupports multiple management interfaces:- Remote Management Control Protocol (RMCP)- Remote Procedure Call (RPC)- Simple Network Management Protocol (SNMP)- Command Line Interface (CLI)- Web-based interface- Dual-10/100BASE-T Fast Ethernet ports and one serial console for access</td></tr><tr><td>Cooling System</td><td>Dual-hot-swappable I2C controlled fan traysRight-to-left transverse air flow, push-pull designEasily removable replaceable air filter</td></tr><tr><td>Backplane</td><td>Dual-star topology Base InterfaceFull mesh topology Fabric InterfaceUpdate channels for active/standby synchronization, slot 1-2, slot 3-4Dual-bussed IPMB</td></tr><tr><td>Power Input</td><td>-40 V DC to -72 V DCNominal -48 V DCDual redundant power entry modulesEach carries up to 1200 W (A or B)</td></tr><tr><td>Weight</td><td>8 kg/17.6 lbs</td></tr></table>

<table><tr><td>Operating Temp.</td><td>0°C to +55°C (dependent on system configuration)</td></tr><tr><td>Storage Temp.</td><td>-20°C to +80°C</td></tr><tr><td>Humidity</td><td>5% to 95%, non-condensing</td></tr><tr><td>Dimensions</td><td>440 x 221.8 x 387.4 mm (W x H x D)</td></tr><tr><td>Compliance</td><td>AdvancedTCA® Specification PICMG® 3.0 R2.0 ECN001</td></tr><tr><td>Target Certifications</td><td>FCC, CE, CUL, NEBS Level 3 (design)</td></tr></table>

Ordering Information

Shelves

<table><tr><td>Model Number</td><td>Description/Configuration</td></tr><tr><td>aTCA-8505</td><td>5U 5-slot Rackmount AdvancedTCA® shelf</td></tr><tr><td>aTCA-8505A</td><td>5U 5-slot Rackmount AdvancedTCA® shelf with single ShMC</td></tr><tr><td>aTCA-8505AA</td><td>5U 5-slot Rackmount AdvancedTCA® system with dual ShMCs</td></tr></table>

Shelf Manager (ShMC) – (optional)

<table><tr><td>aCMM-2000</td><td>AdvancedTCA® Shelf Management Controller (ShMC) for aTCA-8505</td></tr></table>

Power Supply (optional)

<table><tr><td>aPRS-1120</td><td>19&quot; Rackmount Power Rack with one 1200 W Power Supply Unit</td></tr><tr><td>aPS-91120/48</td><td>1200 W 48V Single Output Power Supply Unit</td></tr></table>

# Mechanical Layout

![Front view of a black rack-mounted server unit with multiple racks and indicator lights (no visible text or labels)](.atca-8505-datasheet-en-1/96eedd8eb84ee4089cfa322ff7006d1a7f4e5c8e41e45bd88861131326e5c04d.jpg)

Rear View

![2 Shelf Manager Slots\n3 Node Slots\n2 Hub Slots](.atca-8505-datasheet-en-1/87e19fb6c1c0e4f2db12cea4375aa03d65f6a59d988304d229a6efbb8a657227.jpg)

![Hot Swappable Cooling Fan Tray\nfor Air Intake](.atca-8505-datasheet-en-1/2cec6acfe56a2dc0c28c9a225747fc58506b7ceb842013572e671b41972cd421.jpg)

# Dimensions

Units: mm

![20.6\n387.4\n40.5](.atca-8505-datasheet-en-1/d9023b8c3f102b7093482178485e54a63eaf3c0cc74422e0284e43f60980e22b.jpg)

![Technical line drawing of a rectangular electronic device with internal components and mounting holes (no text or symbols)](.atca-8505-datasheet-en-1/c1040e78c384b92bc25fe872648be2a9f4058c9da96f213773a1c0562f945a18.jpg)

![465,0\n440,0\n221,8](.atca-8505-datasheet-en-1/a6f47b9c7551d049aae597ac398838b0fb382124dd34f046e1338f14897d51ef.jpg)

![Technical line drawing of a rectangular frame with mounting flanges and a handle (no text or symbols)](.atca-8505-datasheet-en-1/fbc73f6285d63eeef840ab81f56d3cef9989c1f02cf5b32ed526cd4da0560841.jpg)

![Front view of a server rack unit with multiple ports and connectors (no visible text or labels)](.atca-8505-datasheet-en-1/b43c7158e58a42344e64949a06920aa30ea0f392e5a1e2e16c8f5faf21c8b483.jpg)
[🔗 Link to the original document](.atca-8505-datasheet-en-1/atca-8505-datasheet-en-1.pdf)