Honeywell 51305072-300 I/O Card | Replacement, Equivalent & Selection Guide
The Honeywell 51305072-300 is an I/O Card designed for use in Honeywell TDC 3000 Distributed Control Systems (DCS). This module provides reliable input/output signal processing for process automation environments. At Konmask.com, we specialize in sourcing, verifying, and supplying original and compatible industrial automation components — helping engineers and procurement teams make confident selection decisions.
Technical Specifications
- Part Number: 51305072-300
- Manufacturer: Honeywell Process Solutions
- Series: TDC 3000 / TotalPlant Solution (TPS)
- Module Type: I/O Card (Input/Output Card)
- Form Factor: Card/Module for DCS rack
- Weight: Approx. 700 g
- Application: Process control, signal conditioning, field I/O interface
- Condition Available: New, Refurbished, Tested
Compatible Replacement & Equivalent Models
When the 51305072-300 is unavailable or end-of-life, the following models may serve as functional replacements depending on your system configuration. Always verify firmware and rack compatibility before substitution.
- Honeywell 51305072-200 — Earlier revision; verify firmware compatibility
- Honeywell 51305072-400 — Later revision with potential enhanced diagnostics
- Honeywell 51304485-100 — Alternative I/O card within TDC 3000 family
- Honeywell 51304485-200 — Upgraded variant; confirm slot and bus compatibility
- Honeywell 51401544-100 — TPS-series I/O module; check signal type match
Note: Replacement suitability depends on your specific DCS configuration, firmware version, and signal type. Contact our technical team for a verified compatibility check.
Why Choose the Original Model
- ✅ Proven field reliability in Honeywell TDC 3000 / TPS environments
- ✅ Factory-validated signal accuracy and response characteristics
- ✅ Seamless integration — no firmware patching or parameter re-mapping required
- ✅ Reduced commissioning risk compared to cross-brand substitutions
- ✅ Supported by Honeywell documentation and legacy spare parts programs
Typical Applications
- Oil & gas refinery process control systems
- Chemical and petrochemical plant DCS upgrades
- Power generation facility automation
- Pharmaceutical manufacturing process monitoring
- Pulp & paper and water treatment plant control
System Compatibility
- Primary Platform: Honeywell TDC 3000 (Total Distributed Control)
- Extended Compatibility: Honeywell TPS (TotalPlant Solution)
- Rack Type: Standard TDC 3000 I/O rack
- Communication Bus: Local Control Network (LCN) / Universal Control Network (UCN)
- Engineering Workstation: Compatible with Honeywell HMIWeb / GUS consoles
Selection Guide
Use the following criteria to determine if the 51305072-300 is the right module for your application:
- Step 1 — Identify your DCS platform: Confirm your system is TDC 3000 or TPS-based.
- Step 2 — Check revision level: The -300 suffix indicates revision 3; verify your rack accepts this revision.
- Step 3 — Signal type match: Confirm the I/O card signal type (analog/digital) matches your field wiring.
- Step 4 — Slot availability: Ensure the target rack slot is compatible with this card form factor.
- Step 5 — Firmware alignment: Cross-reference with your system’s current firmware version for compatibility.
Not sure which module fits? Contact our selection team with your system details for a free compatibility assessment.
Quality Assurance & Sourcing
- All units sourced from verified industrial distributors and OEM channels
- Pre-shipment functional testing available on request
- Authenticity verification — no counterfeit or grey-market stock
- Detailed inspection reports provided for refurbished units
- Secure anti-static packaging for safe international shipping
How to Order
- Add the Honeywell 51305072-300 to your cart on this page.
- For bulk orders or custom lead times, email [email protected].
- Provide your system details (DCS platform, firmware version, quantity) for expedited processing.
- Our team will confirm stock availability and issue a proforma invoice within 24 hours.
Replacement & Compatibility FAQ
Q: Can the 51305072-300 replace the 51305072-200?
A: In most cases yes, but the -300 revision may include hardware changes. Verify with your Honeywell system documentation before swapping.
Q: Is this card compatible with Experion PKS?
A: The 51305072-300 is designed for TDC 3000 / TPS. Experion PKS uses a different I/O architecture. Contact us for Experion-compatible alternatives.
Q: Do you offer tested/refurbished units?
A: Yes. All refurbished units undergo functional testing and come with a test report. Specify your preference when ordering.
Q: What is the lead time for new units?
A: Typically 3–10 business days depending on stock. Contact us for real-time availability.
Q: Can you help identify the correct replacement if this model is discontinued?
A: Absolutely. Share your system configuration and we will recommend a verified compatible alternative.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: [email protected] | +0086 19859288691







