PXIe-8881 Specifications

These specifications apply to the PXIe-8881 model.

Note Specifications are subject to change without notice.
Caution Using the PXIe-8881 controller in a manner not described in the user manual can impair the protection the controller provides.
Note The PXIe-8881 requires a chassis with 82 W per slot cooling capacity.

Revision History

Version Date changed Description
378276C-01 October 2025 Added support for Windows 11 IoT Enterprise. Added front panel.
378276B-01 September 2020 Added support for Intel Xeon W-2225 and W-2295 processors and Linux Real-Time.
378276A-01 April 2020 Initial release.

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PXIe-8881 Front Panel

Use the front panel diagram to connect to terminals on the PXIe-8881.

Figure 1. PXIe-8881 Front Panel Layout


  1. GPIB
  2. RS-232 Serial
  3. Trigger
  4. Reset Button
  5. USB 3.2 Gen 1
  6. DisplayPort 1.2
  7. USB 2.0
  8. Ethernet
  9. Thunderbolt 3
  10. LEDs

Processor and Controller Characteristics

Table 1. Processor Characteristics
Characteristic Intel® Xeon® W-2225 Intel® Xeon® W-2245 Intel® Xeon® W-2295
Number of cores 4 8 18
Base frequency 4.1 GHz 3.9 GHz 3 GHz
Maximum turbo frequency 4.6 GHz 4.5 GHz 4.6 GHz
Cache 8.25 MB 16.5 MB 24.75 MB
Quad-channel DDR4-2666 (base) 16 GB (64 GB maximum) 32 GB (64 GB maximum) 64 GB
Table 2. Controller Characteristics
Storage 500 GB (or greater) solid-state, M.2 NVMe
Video 1 DisplayPort 1.2
Ethernet 1 i219 port, 10/100/1000 Base T, Wake on LAN;

1 i210 port, 10/100/1000 Base T, 1588

PXI Express 4 Link configuration x4, x4, x4, x4
PXI Express 2 Link configuration x16, x8
GPIB (IEEE 488 controller) 1 mini-GPIB
Serial port (RS-232) 1 DB-9
Thunderbolt 3 ports 2 Type-C
Hi-Speed USB (2.0) ports 4 Type-A
SuperSpeed USB (3.2 Gen 1) ports 2 Type-A
PXI trigger bus input/output 1 SMB
Installed operating system Windows 10 (64-Bit) IoT Enterprise, Windows 11 IoT Enterprise, or Linux RT

Electrical

Note Does not include any attached devices.
Note The PXIe-8881 requires a chassis with 82 W per slot cooling capacity.
Table 3. W-2225 (4-Core) Electrical Characteristics
Voltage Current, Typical Current, Maximum
+3.3 V 2.3 A 2.5 A
+5 V 4.0 A 4.1 A
+12 V 11.5 A 20 A
+5 VAux 0.5 A 0.7 A
Table 4. W-2245 (8-Core) Electrical Characteristics
Voltage Current, Typical Current, Maximum
+3.3 V 2.3 A 2.5 A
+5 V 4.0 A 4.1 A
+12 V 14.6 A 20 A
+5 VAux 0.5 A 0.7 A
Table 5. W-2295 (18-Core) Electrical Characteristics
Voltage Current, Typical Current, Maximum
+3.3 V 2.3 A 2.5 A
+5 V 4.0 A 4.1 A
+12 V 15.5 A 22 A
+5 VAux 0.5 A 0.7 A
Note Power delivered to external loads through USB or Thunderbolt 3 ports should be included in system power budgets that include this controller module and peripheral modules.

Physical

Table 6. Physical Characteristics
Board dimensions Four-wide 3U PXI Express module
Slot requirements One system slot plus three controller expansion slots
Compatibility Fully compatible with PXI Express Specification 1.0
Weight 1.6 kg (3.5 lb) typical

Front Panel Dimensions

The following figure shows the front panel layout and dimensions of the PXIe-8881. Dimensions are in inches (millimeters).

Figure 2. PXIe-8881 Front Panel Layout and Dimensions


Environmental

Table 7. Environmental Characteristics
Maximum altitude 2,000 m (800 mbar) (at 25 °C ambient) with chassis fans on High
Pollution Degree 2

Indoor use only.

Table 8. Operating Environment
Ambient temperature range[1]1 The PXIe-8881 requires a chassis with 82 W per slot cooling capacity., [2]2 Processor may throttle if operating at maximum workloads at an ambient temperature above 40 °C. 0 °C to 55 °C
Relative humidity range 10% to 90%, noncondensing
Caution The operating temperature must not be exceeded, even when used in a chassis with a higher temperature range.
Table 9. Storage Environment
Ambient temperature range -40 °C to 71 °C
Relative humidity range 5% to 95%, noncondensing

Shock and Vibration

Table 10. Shock and Vibration
Operational shock 30 g peak, half-sine, 11 ms pulse (Tested in accordance with IEC 60068-2-27. Meets MIL-PRF-28800F Class 2 limits.)
Random vibration, operating 5 Hz to 500 Hz, 0.3 grms (with solid-state hard drive)
Random vibration, nonoperating 5 Hz to 500 Hz, 2.4 grms (Tested in accordance with IEC 60068-2-64. Nonoperating test profile exceeds the requirements of MIL-PRF-28800F, Class 3.)

Safety

This product is designed to meet the requirements of the following standards of safety for information technology equipment:
  • IEC 61010-1, EN 61010-1
  • UL 61010-1, CSA C22.2 No. 61010-1
Note For UL and other safety certifications, refer to the product label or the Product Certifications and Declarations section.

Electromagnetic Compatibility

This product meets the requirements of the following EMC standards for electrical equipment for measurement, control, and laboratory use:

  • EN 61326-1 (IEC 61326-1): Class A emissions; Basic immunity
  • EN 55011 (CISPR 11): Group 1, Class A emissions
  • EN 55022 (CISPR 22): Class A emissions
  • EN 55024 (CISPR 24): Immunity
  • AS/NZS CISPR 11: Group 1, Class A emissions
  • AS/NZS CISPR 22: Class A emissions
  • FCC 47 CFR Part 15B: Class A emissions
  • ICES-001: Class A emissions
Note In the United States (per FCC 47 CFR), Class A equipment is intended for use in commercial, light-industrial, and heavy-industrial locations. In Europe, Canada, Australia and New Zealand (per CISPR 11) Class A equipment is intended for use only in heavy-industrial locations.
Note Group 1 equipment (per CISPR 11) is any industrial, scientific, or medical equipment that does not intentionally generate radio frequency energy for the treatment of material or inspection/analysis purposes.
Note For EMC declarations and certifications, and additional information, refer to the Product Certifications and Declarations section.

CE Compliance

This product meets the essential requirements of applicable European Directives, as follows:

  • 2014/30/EU; Electromagnetic Compatibility Directive (EMC)
  • 2011/65/EU; Restriction of Hazardous Substances (RoHS)

Product Certifications and Declarations

Refer to the product Declaration of Conformity (DoC) for additional regulatory compliance information. To obtain product certifications and the DoC for NI products, visit ni.com/product-certifications, search by model number, and click the appropriate link.

Environmental Management

NI is committed to designing and manufacturing products in an environmentally responsible manner. NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers.

For additional environmental information, refer to the Engineering a Healthy Planet web page at ni.com/environment. This page contains the environmental regulations and directives with which NI complies, as well as other environmental information not included in this document.

EU and UK Customers

  • Waste Electrical and Electronic Equipment (WEEE)—At the end of the product life cycle, all NI products must be disposed of according to local laws and regulations. For more information about how to recycle NI products in your region, visit ni.com/environment/weee.

    • Battery Replacement and Disposal

  • Battery Directive—This product contains a long-life coin cell battery. If you need to replace it, use the Return Material Authorization (RMA) process or contact an authorized NI service representative. For more information about compliance with the EU Battery Directive 2023/1542 about Batteries and Accumulators and Waste Batteries and Accumulators, visit ni.com/environment/batterydirective.

    • 电子信息产品污染控制管理办法（中国RoHS）

  • 中国RoHS— NI符合中国电子信息产品中限制使用某些有害物质指令(RoHS)。关于NI中国RoHS合规性信息，请登录 ni.com/environment/rohs_china。(For information about China RoHS compliance, go to ni.com/environment/rohs_china.)

    • 1 The PXIe-8881 requires a chassis with 82 W per slot cooling capacity.

    2 Processor may throttle if operating at maximum workloads at an ambient temperature above 40 °C.