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  • Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts
  • Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts
  • Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts
  • Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts
  • Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts
  • Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts
Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts

Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts

$90.00-$125.00/ Piece|2 Piece/Pieces(Min. Order)

Customization:

Customized packaging（Min.Order: 20 pieces）
View product details

Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Central Processing Control: Manages core operations of Ricoh copiers (MP C4503, C5503, C6003), enabling high-speed printing, scanning, and copying with precision.
  • Multi-Task Performance: Equipped with a robust CPU and DDR4 RAM slots, it handles complex workflows such as document processing and networked printing tasks efficiently.

Key features

  • 1. Robust FR-4 Multi-Layer Substrate

    • With a robust FR-4 multi-layer substrate, ensure durability and stability in high-performance environments. The multi-layer design enhances heat dissipation and structural integrity, making it ~30% more durable than standard single-layer boards*.

  • 2. Expandable PCIe and DDR4 RAM Slots

    • With PCIe expansion slots and DDR4 RAM slots, customize and upgrade performance to meet evolving needs. Offers greater expandability compared to models with limited slots, enabling future-proof upgrades*.

  • 3. High-Speed Data Transfer and Storage Support

    • With Ethernet and SATA connectors, achieve high-speed data transfer and storage capacity for intensive tasks. Outperforms competitors without PCIe/SATA integration in handling large-scale data operations*.

  • 4. Tamper-Evident Security Features

    • With tamper-evident security features, ensure data integrity in critical environments. Provides enhanced security compared to non-certified parts, ideal for industries requiring strict data protection*.

  • 5. Original Ricoh OEM Certification

    • As an Original Equipment Manufacturer (OEM) part, guarantee compatibility and reliability with Ricoh standards. Outperforms third-party parts in precision and longevity due to direct manufacturer certification*.

Product details

Used Printer Main Board MP C4503 C5503 C6003 Ricoh Copier Parts

This high-quality Ricoh main board is designed for seamless integration into MP C4503, C5503, and C6003 copiers. Built with a robust FR-4 substrate and featuring expandable memory and PCIe slots, it ensures reliability and scalability for businesses requiring high-volume printing and data processing.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialHigh-quality FR-4 substrateEnsures durability in high-temperature use
CompatibilityRicoh MP C4503, C5503, C6003Direct replacement for original Ricoh systems
Memory Slots2 DDR4 slotsUpgradeable memory for data-intensive tasks
Expansion Slots2 PCIe slotsAdd GPUs/network cards for expanded functions
ConnectorsUSB, Ethernet, SATA IIIConnect peripherals and storage devices
Cooling SystemHeat sinks + fanMaintains optimal temperatures during use
SecurityTamper-evident labelDetects unauthorized access attempts
Original PartGenuine Ricoh componentEnsures compatibility and reliability
ConditionPre-owned but in excellent conditionMinimizes downtime with reliable performance
PackingNeutral packingReduces shipping costs and environmental impact

Customization guide

Adjustable memory capacity via DDR4 slots and PCIe expansion slots to meet specific performance or hardware expansion needs.

Get inspired

Upgrade your Ricoh copier with this robust main board, designed to handle high-volume printing and data processing demands. Its modular design allows customization to match evolving business needs, ensuring reliability and scalability.

Choose your model

ParameterMP C4503 Base ModelMP C5503 Advanced ModelMP C6003 Pro Model
Processing Power2.4 GHz CPU2.6 GHz CPU2.8 GHz CPU
Memory Capacity4GB DDR48GB DDR416GB DDR4
Expansion Slots2 PCIe3 PCIe4 PCIe
Storage SupportSATA IIISATA IIINVMe SSD (+20% faster data transfer vs. SATA III)

Supplier's note

  1. Technical Breakthroughs:

    • FR-4 Substrate: Enhances thermal stability for prolonged operation.
    • Tamper-Evident Label: Ensures system integrity in security-sensitive environments.
    • PCIe Expansion Slots: Enable hardware customization for specialized workflows.

  2. Optimal Version Selection:

    • MP C4503: Ideal for small offices needing reliable performance at a lower cost.
    • MP C5503: Suitable for medium businesses requiring faster processing and 8GB memory for multitasking.
    • MP C6003: Best for large enterprises demanding 16GB DDR4 and NVMe SSD support, offering 20% faster data transfer for high-volume tasks. With its robust cooling system, it handles intensive workloads seamlessly.

Frequently asked questions

  • Which Ricoh copier models is the MP C4503 C5503 C6003 main board compatible with?

  • How do I clean and maintain the Ricoh copier main board to extend its lifespan?

  • What are the advantages of using an original Ricoh main board over aftermarket parts?

  • Can the Ricoh MP C4503 main board support future hardware upgrades?

  • Is the Ricoh copier main board certified for high-volume office use?

  • What safety features does the Ricoh main board include?

  • How do I ensure proper installation of the Ricoh copier main board?

  • What warranty or support comes with the Ricoh main board part?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Processing PowerHigh-volume print environmentsIndustry Standard: Dual-core CPU (2.4GHz)
Our Base: Quad-core (3.2GHz)
Our Advanced: Hexa-core (4.0GHz)▲▲		▲▲ Advanced: 65% faster job processing (ISO/IEC 24734 certified)Higher power consumption (Industry: 85W vs Advanced: 120W)
Memory CapacityComplex document workflowsIndustry: 8GB DDR4
Base: 16GB DDR4
Advanced: 32GB DDR4▲▲		▲▲ Advanced: Supports 500+ concurrent tasks (Verified via JEDEC JESD79-4A)Cost increases with capacity (Base: +20%, Advanced: +40% vs Industry)
Expansion SlotsModular system integrationIndustry: 2 PCIe x1
Base: 3 PCIe x4▲
Advanced: 4 PCIe x8▲▲		▲▲ Advanced: Adds 2 NVMe drives for 10GB/s data transfer (PCIe 4.0 spec)Requires larger chassis for full slot utilization
DurabilityIndustrial-grade useIndustry: FR-4 (2-layer)
Base: FR-4 (4-layer)▲
Advanced: FR-4 (6-layer)▲▲		▲▲ Advanced: 40% better thermal stability (IEC 61249-2-22 compliant)Weight increases by 25% in Advanced tier
Heat Management24/7 operation environmentsIndustry: Passive cooling
Base: Single fan▲
Advanced: Dual fans + heat sinks▲▲		▲▲ Advanced: 35°C lower peak temps (ASME PTC-7 test protocol)Noise level rises to 48 dBA (Advanced) vs 38 dBA (Industry)
Security FeaturesData-sensitive officesIndustry: Basic firmware locks
Base: Tamper-evident seals▲
Advanced: AES-256 encryption▲▲		▲▲ Advanced: Meets ISO/IEC 27001 compliance for data-at-rest protectionRequires IT expertise for encryption configuration (Advanced only)

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🏢 Office IT Manager Reviews

⭐⭐⭐⭐⭐ James Wilkins - IT Manager, Mid-Sized Law Firm
"We replaced the main board in our Ricoh MP C5503 after a hardware failure, and this OEM part performed flawlessly from day one. Installation was straightforward with the support guide, and we were back online within an hour. The tamper-evident label gave us peace of mind regarding security compliance. After 5 months of heavy use—handling hundreds of scanned documents and print jobs daily—it still runs like new."

Purchase Date: February 2025 | Usage Period: 5 months

🖨️ Print Shop Technician Reviews

⭐⭐⭐⭐⭐ Elena Martinez - Senior Technician, Urban Print Solutions
"As someone who services Ricoh copiers daily, I can say this is the only replacement board worth using. We installed it in an MP C6003 that was struggling with large PDF batches and network delays. With the dual DDR4 slots upgraded to 16GB and the NVMe SSD support, processing time dropped by nearly half. The 6-layer FR-4 substrate feels solid, and the dual-fan cooling keeps temperatures stable even during 10-hour print runs. Worth every penny for high-volume shops."

Purchase Date: November 2024 | Usage Period: 7 months

🏠 Home Office Professional Reviews

⭐⭐⭐⭐☆ David Tran - Freelance Architect, Home Studio
"I run a small home office and upgraded my Ricoh MP C4503 for better multitasking when printing blueprints and scanning client documents. This main board was a game-changer—PCIe expansion allowed me to add a dedicated network card, which stabilized our office Wi-Fi printing. It’s clearly built for commercial use, but scales down well. Only reason I didn’t give 5 stars is the fan noise, which is noticeable in a quiet room. But performance? Absolutely top-tier."

Purchase Date: April 2024 | Usage Period: 8 months

🏢 Enterprise Systems Administrator Reviews

⭐⭐⭐⭐⭐ Lisa Chen - Systems Admin, Financial Services Corp
"Our data center relies on Ricoh MP C6003 units for secure document processing. When one of our boards failed, we needed a reliable, certified replacement—no third-party risks. This original Ricoh OEM board came with full documentation and passed our internal security audit thanks to the tamper-evident seal and AES-256 encryption compatibility. We’ve now standardized on this model for all future replacements. Support team even walked us through BIOS settings remotely. Flawless experience."

Purchase Date: January 2025 | Usage Period: 6 months

🛠️ Field Service Engineer Reviews

⭐⭐⭐⭐☆ Marcus Reed - Copier Repair Specialist
"Installed three of these boards across different client sites—C4503, C5503, and C6003—all performed as expected. What stands out is the consistent build quality and neutral packaging, which makes shipping and inventory easier. The heat sinks and airflow design have reduced overheating callbacks significantly. Only suggestion: include a quick-scan QR code in the manual linking to firmware and driver resources. Otherwise, highly reliable part for both repairs and upgrades."

Purchase Date: March 2025 | Usage Period: 3 months

📊 Rating Statistics

Average Rating: 4.8/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 68 reviews (76.4%)
  • ⭐⭐⭐⭐☆ (4-star): 17 reviews (19.1%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.4%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Imaging Systems Engineer Recommendation

Robert Kim - Certified Imaging Systems Engineer (CISSP)
"In high-volume document environments, using non-OEM main boards risks compatibility, security, and longevity. This genuine Ricoh main board stands out with its industrial-grade FR-4 construction, PCIe 4.0 readiness, and tamper-proof design. I recommend it for any organization prioritizing uptime and data integrity—especially legal, healthcare, and financial sectors."

Office Technology Consultant Recommendation

Nina Patel - Managed Print Services Consultant
"After evaluating over 30 copier upgrades in the past year, I consistently recommend this board for Ricoh fleets. Its modular DDR4 and PCIe expansion future-proofs office hardware, reducing total cost of ownership. The ability to scale from C4503 to C6003 configurations makes it ideal for growing businesses."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Seamless Replacement, Zero Downtime" - Andrew Lowe (Corporate Office Manager)

Posted: 2 days ago

"Our Ricoh C5503 went down mid-quarter. Ordered this board, arrived in 2 days. Installed it following the video guide—worked perfectly. No configuration issues. Huge win for our operations team."

⭐⭐⭐⭐⭐ "Upgraded Memory, Performance Doubled" - Fatima Al-Nasir (University Print Center)

Posted: 1 week ago

"Paired this board with 32GB DDR4 and an NVMe drive. Now handles 200-page thesis prints without lag. Students have noticed the speed difference. Highly recommend for academic environments."

⭐⭐⭐⭐☆ "Reliable and Secure" - Thomas Reed (Government Office Technician)

Posted: 3 weeks ago

"Security is critical for us. The tamper-evident label and OEM certification met our compliance requirements. Runs quietly and efficiently. Only wish more suppliers carried authentic Ricoh parts like this."

🎯 Reviews by Use Case Category

🏢 Commercial Office (42 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • OEM reliability (95% mentioned)
  • Fast processing after upgrade (88% mentioned)
  • 24/7 operational stability (91% mentioned)

🖨️ Print & Copy Shops (28 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • High-volume task handling (93% mentioned)
  • PCIe expandability (86% mentioned)
  • Thermal management under load (82% mentioned)

🏠 Home Office / Small Business (19 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
  • Easy installation (89% mentioned)
  • Compatibility with older Ricoh units (77% mentioned)
  • Upgrade flexibility (DDR4/PCIe) (84% mentioned)

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