The National Instruments 779787-01 is the NI-9403, a C Series 32-channel bidirectional digital I/O module for CompactDAQ and CompactRIO systems. Each of the 32 TTL (5 V) lines is software-configurable as input or output on a per-line basis, making the module a flexible general-purpose digital interface for handshaking, control, and monitoring tasks.
Technical Specifications
Manufacturer
National Instruments
Part Number
779787-01
Model
NI-9403
Product Type
C Series digital I/O module
Channels
32 bidirectional
Logic Level
5 V/TTL
Direction
Per-line software configurable
Connector
37-pin D-Sub
Platform
CompactDAQ / CompactRIO
RoHS
Compliant
Eligible for next day delivery
Orders placed before 4 PM ET ship same day for rapid replacement, minimizing downtime.
All products are covered by Industrial Automation Co.'s 2-Year Warranty.
Condition
SKU
Price
Warranty
Availability
Quantity
Purchase
New
779787-01-FS
$1,113.80 CAD
2 Year Extended Warranty
1 In Stock in the United States!
Extend your warranty coverage at checkout2 yrs included free
Pricing for this item — you’ll pick a term on the checkout page.
Extended plans are available at checkout on items $200 and up.
+1 yr → 3 total$167/yr$167.07 · thru 2029
+3 yrs → 5 total$149/yr$445.52 · thru 2031
+5 yrs → 7 total$111/yr$556.90 · thru 2033
BEST VALUE+8 yrs → 10 total$84/yr$668.28 · thru 2036
Full defect protection · free RMA evaluation & repair · same‑day replacement when in stock
Description
The National Instruments 779787-01 is the NI-9403, a C Series 32-channel bidirectional digital I/O module for CompactDAQ and CompactRIO systems. Each of the 32 TTL (5 V) lines is software-configurable as input or output on a per-line basis, making the module a flexible general-purpose digital interface for handshaking, control, and monitoring tasks.
Technical Specifications
Manufacturer
National Instruments
Part Number
779787-01
Model
NI-9403
Product Type
C Series digital I/O module
Channels
32 bidirectional
Logic Level
5 V/TTL
Direction
Per-line software configurable
Connector
37-pin D-Sub
Platform
CompactDAQ / CompactRIO
RoHS
Compliant
Documentation
AI Product Assistant
Ask questions about National Instruments 779787-01 NI-9403
AI Assistant
Ask questions about National Instruments 779787-01 NI-9403
Suggested questions
Quick search
Send in your item for a free evaluation and repair quote. Use our RMA form or email a repair request to service@iac.us.com , and we will contact you to assess your situation and offer shipping information.
Technical Support
Need help with installation, configuration, or troubleshooting? Our technical experts are available to assist you.
Industrial Automation Co. is a premier supplier of replacement and aftermarket industrial components. In addition to the Instruments, we offer hundreds of National parts available now in our warehouse. Most of our automation components ship on the same day and are covered by our two-year service warranty. Contact us to order your National replacement parts today.