Cutler-Hammer 4A55149H02 I/O Board – Eaton Industrial Input/Output Control Module
When a critical I/O board fails on the plant floor, the entire production line can grind to a halt within seconds. Signal loss between the controller and field devices means operators lose visibility, actuators stop responding, and safety interlocks may trip — resulting in costly unplanned downtime that can run into thousands of dollars per hour. The Cutler-Hammer 4A55149H02 I/O Board is the precision-engineered solution that keeps your control architecture intact, ensuring uninterrupted signal routing between your PLC/DCS controller and the field instrumentation it depends on.
The 4A55149H02 is a factory-original I/O board manufactured under the Cutler-Hammer brand — now part of Eaton’s Power Management portfolio — and represents the industrial-grade reliability standard that automation engineers worldwide have trusted for decades. As a genuine OEM component, it is designed to exact electrical and mechanical tolerances for seamless drop-in replacement in Eaton/Cutler-Hammer control systems, making it one of the most sought-after spare parts in the global industrial MRO market.
Technical Specifications
- Part Number / SKU: 4A55149H02
- Brand: Cutler-Hammer (Eaton)
- Component Type: I/O Board (Input/Output Interface Board)
- Application: Industrial Control System – Signal Interface
- Weight: 660 g (approx.)
- Condition: New / Surplus / Refurbished (specify on inquiry)
- Origin: OEM Genuine Part
Note: Additional electrical specifications (voltage, channel count, communication protocol) are available upon request. We do not publish unverified parameters.
Key Features & Benefits
- OEM Genuine Part: Manufactured to Eaton/Cutler-Hammer original design specifications — no compatibility guesswork.
- Drop-In Replacement: Direct form-fit-function replacement for failed or aging I/O boards in existing control panels.
- Industrial-Grade Reliability: Built to withstand harsh industrial environments including vibration, temperature variation, and electrical noise.
- Signal Integrity: Maintains precise I/O signal routing between controllers and field devices, critical for process accuracy.
- Reduced Downtime: Fast sourcing from Konmask.com means shorter mean-time-to-repair (MTTR) for your facility.
- Globally Sourced Inventory: Available for international B2B buyers with export documentation support.
Industry & Equipment Applications
- Power Generation & Utilities: Turbine control panels, switchgear automation, and substation SCADA systems.
- Oil & Gas: Wellhead control, pipeline monitoring, and refinery DCS architectures.
- Manufacturing & Assembly: Automated production lines, robotic cells, and conveyor control systems.
- Water & Wastewater Treatment: Pump station automation and process control panels.
- Mining & Heavy Industry: Crusher control, conveyor drive systems, and plant-wide SCADA integration.
- Building Automation: HVAC control panels and energy management systems using Eaton components.
System Integration & Compatible Parts
The Cutler-Hammer 4A55149H02 I/O Board is designed for integration within Eaton/Cutler-Hammer control system architectures. When sourcing this part, consider also verifying the condition of related components such as:
- Cutler-Hammer CPU/Processor Modules
- Eaton Power Supply Modules for control panels
- Cutler-Hammer Communication Interface Cards
- Backplane and rack assemblies compatible with this I/O board form factor
Contact our technical team to confirm compatibility with your specific system configuration before ordering.
Our Quality Assurance Process
At Konmask.com, every industrial component goes through a structured verification process before shipment:
- Visual Inspection: Check for physical damage, corrosion, and component integrity.
- Part Number Verification: Cross-reference OEM markings against the order to ensure exact match.
- Functional Testing (where applicable): Bench-tested against known-good reference systems for surplus/refurbished units.
- Secure Packaging: Anti-static packaging with foam protection for safe international transit.
- Documentation: Certificate of conformance and packing list provided with every shipment.
How to Order
- Submit an Inquiry: Use the contact form or email [email protected] with your part number (4A55149H02) and required quantity.
- Receive a Quote: Our team will respond within 1 business day with pricing, availability, and lead time.
- Confirm & Pay: Approve the proforma invoice and complete payment via your preferred B2B method (T/T, PayPal, etc.).
- Shipment & Tracking: We arrange export, provide tracking number, and support customs documentation as needed.
Why Choose Konmask.com?
- ✅ Specialized in Industrial Automation Parts: PLC modules, DCS components, drives, and MRO spares from leading global brands.
- ✅ B2B Export Experience: Serving industrial buyers across Asia, Europe, the Middle East, and the Americas.
- ✅ Responsive Technical Support: Engineers available to assist with part identification, compatibility, and system integration questions.
- ✅ Competitive Pricing: Direct sourcing relationships enable cost-effective pricing for both single units and bulk orders.
- ✅ Reliable Logistics: Partnerships with DHL, FedEx, and UPS for fast, trackable international delivery.
Frequently Asked Questions
Q: Is the Cutler-Hammer 4A55149H02 a new or refurbished part?
A: We stock both new/surplus and professionally refurbished units. Please specify your preference when submitting an inquiry and we will confirm availability and pricing accordingly.
Q: Can you provide a datasheet or technical drawing for the 4A55149H02?
A: Yes. We can provide available OEM documentation upon request. Contact us at [email protected] with your inquiry.
Q: What is the lead time for international orders?
A: Lead time varies by stock status. In-stock items typically ship within 3–5 business days. We will confirm exact lead time in your quotation.
Q: Do you offer a warranty on this I/O board?
A: Yes. We offer a standard 90-day warranty against defects in material and workmanship. Extended warranty options are available — please inquire.
Q: Can I order a single unit, or is there a minimum order quantity?
A: We accept single-unit orders as well as bulk purchases. There is no minimum order quantity for standard inquiries.
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