Spectrum Controls 1746sc-IA8I B SLC 500 Digital Input Module
The Spectrum Controls 1746sc-IA8I is a B SLC 500 Digital Input Module. NJT Automation sources the 1746sc-IA8I on request; send the part number for a replacement or repair quote.
Quote required. Request a quote below for pricing and delivery.

| Price | On Request Availability and condition determine final quote. |
| Description | Spectrum Controls 1746SC-IA8I B SLC 500 Digital Input Module. |
| Shipping | UPS Ground included | Next-Day Air and Worldwide Shipping available at checkout |
| Warranty | 1-year full-function warranty provided by NJT Automation.Warranty detailsThe original Spectrum Controls warranty does not apply to pre-owned units. Full warranty coverage is provided directly by NJT Automation. If you have any issues we can usually swap your unit next-day air (based on inventory)-no waiting weeks for a repair. Included: 1 Year +1 Year: +15% of product price +2 Years: +25% of product price |
| Returns | 90-day free returns on all purchases.View return policy |
| Exchange | Send us your defective 1746sc-IA8I after your purchase for a 10% core credit. We also purchase old or damaged parts outright. |
| Availability | Available Level 1This part is available through our Level 1 supplier network. Request a quote to confirm quantity, price, and next-day shipping options. |
Inventory Level 1 RFQ | Level 1 parts come from vetted US suppliers we have worked with for years. Each unit is checked before it ships, so counterfeits, repackaged items sold as new, and worn-out equipment do not reach you. Every part carries the same NJT warranty and return policy as our own stock. |
| Repairs | 1746sc-IA8I Mail-In Repair Service |
How the Process Works: |
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What We Offer | We source genuine parts from trusted U.S. channels and stand behind what we sell.
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| Part Number | 1746sc-IA8I |
| Manufacturer | Spectrum Controls |
Can the 1746sc-IA8I be repaired?
Yes. NJT Automation offers mail-in repair for the 1746sc-IA8I, including diagnostic evaluation, component-level repair, and functional testing.
One vendor. One warranty. NJT manages the entire process.
- 1-year full-function NJT warranty, with 2- and 3-year options available
- Rush service available for production-critical repairs
- No evaluation or diagnostic charges
- No repair, no charge
- Pre-paid UPS shipping label provided for sending your unit in
- $650 minimum repair charge, shipping included both ways
Looking for another option? For lower-cost repairs or if you prefer to work directly with an independent repair specialist, compare bids through RepairMode. RepairMode providers operate independently and set their own pricing and warranty terms.
Find a repair specialiston RepairMode.com ↗Repair or replace?
Why Choose Our Repair Service?
- ■ Rush turnaround available, with 24-hour emergency service on some models
- ■ 1-year full-function warranty, with 2- and 3-year extended options
- ■ No evaluation or diagnostic charges
- ■ Free UPS shipping label available
- ■ "Unrepairable" is not an option
- ■ Thousands of successful Allen-Bradley restorations
Request a Repair Quote
Ready to repair your 1746sc-IA8I? Request a repair quote below. For immediate assistance, text photos of your faulty unit and a description of the symptoms to (414) 331-5954.
All product photos were taken by NJT Automation. Test videos originated from either NJT Automation internally or from repair technicians within our network.
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