Genuine CTI 901B-2589-A Digital Input Module | 900 Series PLC I/O – Verified Source
The CTI 901B-2589-A is a high-reliability digital input module from CTI’s industry-proven 900 Series, fully compatible with Siemens SIMATIC 505 / TI 505 PLC systems. Sourced directly through verified distribution channels, every unit sold by Konmask.com undergoes a documented 4-step quality verification process before shipment.
Technical Specifications
- Part Number / SKU: 901B-2589-A
- Manufacturer: CTI (Control Technology Inc.)
- Series: CTI 900 Series
- Module Type: Digital Input (DI)
- Compatibility: Siemens SIMATIC 505, TI 505, CTI 2500 Series controllers
- Input Voltage: 24V DC (nominal)
- Number of Inputs: 32-point digital input
- Form Factor: Single-slot I/O module
- Weight: 1,420 g
- Country of Origin: USA
Our 4-Step Quality Verification Process
- Step 1 – Source Authentication: All units are procured exclusively from authorized distributors or OEM-verified supply chains. No grey-market or unverified sources.
- Step 2 – Physical Inspection: Each module is inspected for label integrity, connector condition, housing damage, and counterfeit indicators before listing.
- Step 3 – Functional Pre-Check: Where applicable, modules undergo bench-level power-on and I/O signal verification prior to packaging.
- Step 4 – Documentation Review: Serial numbers, firmware revisions, and lot codes are logged and cross-referenced against manufacturer records.
Key Features & Benefits
- ✅ Drop-in replacement for Siemens 505 / TI 505 digital input slots
- ✅ Robust industrial-grade design for harsh manufacturing environments
- ✅ Plug-and-play compatibility — no firmware modification required
- ✅ Reduces system downtime with fast, reliable I/O response
- ✅ Backed by Konmask’s authenticity guarantee and post-sale technical support
Typical Applications
- Discrete manufacturing automation lines
- Oil & gas process control panels
- Water treatment and utilities SCADA systems
- Automotive assembly and conveyor control
- Legacy 505-based system maintenance and expansion
Compatible System Components
- CTI 2500 Series CPU Modules (e.g., 2500-C30A, 2500-C50)
- Siemens SIMATIC 505 CPU (e.g., 545, 555, 575)
- CTI 900 Series I/O Bases and Racks
- CTI 2572 / 2572-A Ethernet Interface Modules
- Standard 505-compatible I/O backplanes
Global Sourcing & Shipping Capabilities
Konmask.com ships the CTI 901B-2589-A worldwide from our warehouse in China. We support:
- DHL Express / FedEx International Priority (3–5 business days)
- Sea freight consolidation for bulk orders
- Export documentation: commercial invoice, packing list, CO certificate upon request
- HS Code: 8537.10 (Boards, panels, consoles for electric control)
Certifications & Compliance Statement
CTI 900 Series modules are manufactured in compliance with applicable industrial automation standards. Konmask.com only stocks units that meet the following criteria:
- CE Marking (where applicable per CTI product line)
- RoHS compliance documentation available upon request
- UL/cUL listed components per CTI factory specifications
- All units sold with original manufacturer labeling intact
How to Order
- Confirm your required quantity and any specific revision/firmware requirements.
- Add to cart or contact us directly for bulk pricing: support@konmask.com
- Provide your shipping address and preferred freight method.
- Receive order confirmation with tracking within 1 business day.
- For urgent requirements, call/WhatsApp: +0086 19859288691
Authenticity & Trust FAQ
Q: Are these genuine CTI modules?
A: Yes. All CTI 901B-2589-A units are sourced from verified supply chains. We do not sell refurbished, cloned, or grey-market parts without explicit disclosure.
Q: Can I request a test report or inspection certificate?
A: Yes. Contact us before purchase and we will provide available documentation for the specific lot.
Q: What is your return policy for defective units?
A: We offer a 30-day DOA (Dead on Arrival) replacement guarantee. Units must be returned in original packaging with fault description.
Q: Do you support OEM/bulk procurement?
A: Yes. We offer volume pricing for orders of 5+ units. Contact our B2B team for a formal quotation.
Q: What if my exact revision is not in stock?
A: We will advise on compatible revisions or source your specific revision within our global supplier network.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
