When you need reliable signal switching for complex test systems, 128-Channel PXIe DPDT Switches deliver the performance you demand. These high-density exchanging modules give remarkable flexibility for robotized test gear, estimation frameworks, and research facility applications. With 128 dual-pole double-throw yields in a compact 3U frame calculate, you get greatest channel thickness without compromising unwavering quality. Our switches back different transport benchmarks counting PXIe, CPCI, PCIe, and PCI interfacing, guaranteeing consistent integration into your existing test infrastructure.
Our switch modules highlight strong transfer innovation planned for requesting applications. Each channel handles up to 30VDC at 1A, with most extreme exchanging capabilities of 220VDC/250VAC. The precision-engineered plan guarantees reliable execution over all 128 channels.
You advantage from quick exchanging times with closing speeds of 3ms and opening speeds of 5ms. This quick reaction empowers productive test sequencing in robotized situations. The modules keep up fabulous flag keenness whereas giving separation between channels.
Built to mechanical guidelines, these switches work dependably from -40°C to +70°C. This wide temperature run makes them appropriate for both research facility and field applications. The compact plan maximizes rack space utilization whereas conveying professional-grade execution.
| Parameter | Specification |
|---|---|
| Bus Interface | PXIe/CPCI/PCIe/PCI |
| Form Factor | Standard 3U board |
| Channel Count | 128 DPDT outputs |
| Switching Capacity | 30VDC @ 1A |
| Maximum Voltage | 220VDC / 250VAC |
| Maximum Current | 1A |
| Maximum Power | 30W, 62.5VA |
| Switching Speed | Close: 3ms, Open: 5ms |
| Relay Life | ≥100,000 cycles |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -55°C to +85°C |
| Humidity Range | 5%-90% (non-condensing) |
| Board Dimensions | 160mm x 100mm x 20mm |
| Data Rate | PXIe: 4Gbps, PCI: 132MB/s |
Automated Test Equipment (ATE) - Route signals between multiple test points and instruments efficiently. Handle complex test sequences with reliable switching performance.
Signal Routing Systems - Connect various signal sources to measurement instruments. Enable flexible test configurations without manual cable changes.
Laboratory Instrumentation - Support research and development activities with versatile switching capabilities. Adapt quickly to changing test requirements.
Production Testing - Streamline manufacturing test processes with automated signal routing. Improve throughput while maintaining test accuracy.
Avionics Testing - Perform comprehensive testing of aircraft systems and components. Meet stringent reliability requirements for aerospace applications.
The switching matrix provides complete control over signal paths. You can configure any combination of input-to-output connections through software control. This flexibility eliminates the need for manual patching and reduces test setup time.
Each channel operates independently, allowing simultaneous switching operations. The DPDT configuration enables routing signals between two different paths per channel. This capability supports complex test scenarios requiring multiple signal destinations.
Software drivers provide easy integration with popular development environments. Compatible with Windows operating systems from 98 to 10, plus customizable support for Linux and real-time systems. 128-Channel PXIe DPDT Switches and LabVIEW drivers enable rapid application development.
High Channel Density - 128 switching channels in a single 3U module maximize your test system efficiency.
Multi-Bus Compatibility - Support for PXIe, CPCI, PCIe, and PCI ensures compatibility with various platforms.
Robust Construction - Industrial-grade components withstand demanding test environments and provide long service life.
Fast Switching - Rapid response times enable efficient automated testing without bottlenecks.
Wide Operating Range - Extended temperature specifications support both laboratory and field applications.
Comprehensive Software Support - Complete driver packages and demo programs accelerate system development.
MXTD specializes in customizing switching solutions to meet your specific requirements. Our engineering team can modify channel counts, switching specifications, and form factors. We support both OEM and ODM development projects.
Custom connector configurations accommodate your existing cable infrastructure. Special voltage and current ratings are available for unique applications. Modified timing specifications can optimize performance for specific use cases.
Our design process includes thorough validation and testing. We ensure custom solutions meet your performance requirements and quality standards. Full documentation and ongoing support are provided for all custom designs.

With over 12 years of industry experience, MXTD delivers proven expertise in test and measurement solutions. Our comprehensive portfolio covers the complete signal chain from acquisition to analysis.
Expert Engineering - Our skilled R&D team continuously innovates to meet evolving market demands. Advanced technical capabilities enable complex custom solutions.
Quality Assurance - Rigorous testing and strict quality control ensure consistent product reliability. Each unit undergoes comprehensive validation before shipment.
Responsive Support - Dedicated after-sales teams provide rapid troubleshooting and technical assistance. Regular follow-ups ensure customer satisfaction.
Reliable Logistics - Trusted shipping partners guarantee safe, tracked delivery with full insurance coverage. Thorough inspection processes protect against transport damage.


Q: What bus interfaces are supported?
A: Our products support PXIe, CPCI, PCIe, and PCI bus standards with appropriate model variants.
Q: Can I control individual channels independently?
A: Yes, each of the 128 channels operates independently with full software control over switching states.
Q: What software development environments are supported?
A: We provide drivers for Windows systems and LabVIEW, with custom support available for Linux and real-time platforms.
Q: How long do the relays last?
A: Our relays are rated for over 100,000 switching cycles at rated load conditions, ensuring long operational life.
Q: Are custom configurations available?
A: Yes, we offer OEM/ODM customization including modified channel counts, specifications, and connector arrangements.
Ready to enhance your test system with high-performance switching capabilities? Our technical team stands ready to help you select the optimal 128-Channel PXIe DPDT Switches configuration for your application.
Contact us today at manager03@mxtdinfo.com to discuss your requirements. We provide detailed technical specifications, application guidance, and custom solution development. Experience the MXTD advantage in precision test and measurement equipment.
Our customers’ satisfaction speaks for our quality — contact us to experience the same reliable service.