1 image: Click to enlarge

NI (National Instruments) · PXI

PXI-2571

The NI PXI-2571 is a 66-channel PXI relay module with SPDT electromechanical relays. It provides a maximum DC switching current of 1 A and maximum AC and DC switching voltages of 100 V.

ManufacturerNI (National Instruments)

ModelPXI-2571

Part Number778572-71

Product Type66-Channel, 1 A, SPDT PXI Relay Module

● Available to Order

Condition: confirmed per unit

Request current pricing and lead time for this model. Our team will confirm the exact equipment configuration and condition.

Fast RFQ

Quote: PXI-2571

Free Shippingfull policy linked

30-Day Warrantystandard coverage

30-Day Returnspolicy applies

Technical Supportmodel & compatibility help

Scan Rate145 cycles/s

Bus ConnectionPXI Hybrid

Maximum Switching Current DC1 A

Maximum Switching Voltage DC100 V

Relay ConfigurationSPDT

Switch Bandwidth35 MHz

SOHO Assistant

Ask about this exact model, a replacement, accessory, driver, rental or repair question.

Ask about specifications, compatibility, availability, rental or repair.

Ask SOHO Assistant

Overview

Product overview

Key product information and technical features.

The PXI-2571 is a general-purpose switch module with 66 independent single-pole double-throw (SPDT), Form C armature relays. Each channel provides normally closed (NC), normally open (NO), and common (COM) terminals.

The module belongs to the PXI hardware platform and uses a PXI Hybrid bus connection. Its listed performance includes a 145 cycles/s scan rate and 35 MHz switch bandwidth.

66 independent SPDT electromechanical relay channels.
NC, NO, and COM terminals on each relay channel.
Maximum DC switching current of 1 A and maximum AC carry current of 1 A.
Maximum switching voltage of 100 V AC and 100 V DC.
PXI platform module with a PXI Hybrid bus connection.
145 cycles/s scan rate and 35 MHz switch bandwidth.

Verified specifications

Technical data

Verified product specifications.

Scan Rate	145 cycles/s
Bus Connection	PXI Hybrid
Maximum Switching Current DC	1 A
Maximum Switching Voltage DC	100 V
Relay Configuration	SPDT
Switch Bandwidth	35 MHz
Number of Relays	66
Supported Hardware Platform	PXI
Maximum Carry Current AC	1 A
Maximum Switching Voltage AC	100 V
Number of Channels	66
Relay Type	Electromechanical
Row Access	Yes
NI part numbers	778572-71

Condition & included items

What the actual unit includes

Confirm condition, included accessories and revision before ordering.

Condition

Confirmed per unit.

Included

Device / accessories confirmed in quote.

Revision

Exact revision confirmed when relevant.

Compatibility

Complete the measurement chain

Review system components and compatibility requirements.

NI

Manufacturer

PXI

Supported Hardware Platform

PXI-2571

This product

Platform shown as listed by NI. Confirm controller, chassis and software fit for your system with NI before integration.

Manuals & software

Technical resources

Manuals, software and technical resources for this model.

Specifications (NI)Specifications · ni.com

Open →

Getting Started (NI)Getting Started · ni.com

Open →

Dimensional Drawings (NI)Dimensional Drawings · ni.com

Open →

Product Page (NI)Product Page · ni.com

Open →

Shipping, warranty & returns

Commercial terms

Review shipping, warranty and return terms before ordering.

Shipping

Free Shipping. Full policy terms apply.

Warranty

30-Day Warranty. Standard coverage applies.

Returns

30-Day Returns. Return policy applies.

Price / Availability

Contact SOHO ProLab for current quote and availability.

Lifecycle services

Source, rent or repair the exact model

Choose pricing, rental or repair for this exact model.

Get Price

Current price, availability and exact unit details.

Rent This Model

Request the exact model or a suitable alternative.

Repair This Model

Send the model and failure symptoms for review.

Explore equipment

Electronic Test and Instrumentation

Shipping, warranty and returns

FAQ

Product-specific questions

Product-specific answers based on available technical information.

What is the NI part number for the PXI-2571?

The listed NI part number is 778572-71.

How many relay channels does the PXI-2571 provide?

The module provides 66 channels and 66 relays.

What relay configuration does the PXI-2571 use?

It uses independent SPDT Form C electromechanical armature relays. Each channel has normally closed, normally open, and common terminals.

What are the listed current and voltage limits?

Maximum DC switching current is 1 A, and maximum AC carry current is 1 A. Maximum switching voltage is 100 V DC or 100 V AC. Switching current and carry current are distinct ratings; consult the NI specifications for operating conditions before selecting a load.