Product Details
Product Overview
The Honeywell MC-FAN511 (Part Number: 51303940-250) serves as the primary thermal regulation component for industrial control cabinets. This high-capacity fan assembly maintains optimal operating temperatures for sensitive DCS and PLC hardware by exhausting heat and circulating 120 CFM of air. Unlike standard cooling units, the MC-FAN511 includes an integrated alarm circuit that immediately notifies the control system of a mechanical failure or rotation drop. We supply this unit as 100% Brand New and Original, ensuring your critical electronics remain protected from heat-induced logic errors or component degradation.
Technical Specifications
| Parameter | Specification Details |
| Model Number | MC-FAN511 |
| Part Number | 51303940-250 |
| Input Voltage Range | 170–264V AC |
| Current Rating | 0.5A |
| Power Consumption | ~120W |
| Airflow Capacity | 120 CFM (Cubic Feet per Minute) |
| Monitoring Feature | Integrated Failure Alarm |
| Dimensions | 220 x 120 x 38 mm (Approx. 12.3 x 8.2 x 2.5 inches) |
| Country of Origin | USA |
Engineering Advantages
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Integrated Fault Detection: The MC-FAN511 eliminates the "silent failure" risk found in generic fans. Its onboard alarm sensor detects fan stalls or speed reductions, allowing the DCS to trigger a cooling alert before cabinet temperatures reach critical shutdown levels.
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Optimized Airflow Velocity: Delivering 120 CFM, this assembly efficiently clears the thermal load generated by high-density I/O modules and processors. This constant exchange prevents "hot spots" within the upper sections of the marshalling rack.
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Wide Voltage Tolerance: The 170–264V AC input range accommodates global industrial power standards. This flexibility ensures stable motor performance even in facilities experiencing minor voltage fluctuations or harmonic noise on the power line.
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Streamlined Retrofit Design: The 38mm thickness allows for installation in narrow venting slots and tight cabinet clearances. It fits standard Honeywell cabinet mounts, facilitating rapid replacement without the need for mechanical modifications or custom brackets.
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Industrial-Grade Bearing System: Designed for 24/7 continuous operation, the internal motor assembly resists dust accumulation and maintains lubrication in high-heat environments, significantly extending the maintenance interval of the ventilation system.
FAQs
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How does the alarm function interface with my system? The MC-FAN511 utilizes a dedicated signal lead that connects to a digital input on your Honeywell controller. The system monitors this contact to identify fan failures in real-time.
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Is this a 110V or 220V unit? This specific model (51303940-250) operates on high-range AC voltage (170V to 264V). Always verify your cabinet power distribution voltage before installation to ensure compatibility.
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Does the fan arrive ready for installation? Yes. Every MC-FAN511 we ship is 100% Brand New and includes the motor, blades, and alarm circuitry integrated into the housing. It arrives in original factory packaging, ready for immediate deployment in your production environment.
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Can I wash the fan blades if they accumulate dust? We recommend using compressed air or a soft brush for cleaning. Avoid liquid cleaners that might penetrate the motor housing or damage the alarm circuitry, as this could lead to premature failure or false alarms.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Essential Maintenance Guide for PLC, DCS, and ESD Marshalling Cabinets
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