Customization:
With a corrosion-resistant metal body, you can ensure long-term durability in high-humidity or industrial environments.
With integrated electronic components (e.g., circuit boards), you can achieve seamless compatibility and optimal performance with Lexmark C950 series printers.
With a full black toner cartridge, you can achieve a higher page yield (~20% greater than standard refills*) to meet commercial printing demands.
With a replaceable drum unit and toner cartridge, you can reduce downtime by quickly swapping components during maintenance.
With Lexmark-compatible certification, you can maintain print quality and device longevity without compromising on performance.
The Sci Drum Unit & OPC Toner Cartridge (C950X71G/C950X73G) is engineered for high-volume printing on Lexmark C950/X950/X952/X954 series printers. Featuring a corrosion-resistant metal body with a sleek blue finish, this cartridge delivers sharp black toner output while maintaining durability for frequent use.
Feature | Specification | Benefit |
---|---|---|
Compatibility | Lexmark C950/X950/X952/X954 series | Ensures seamless integration with target printers |
Material | Corrosion-resistant metal + protective coating | Long-lasting performance in humid environments |
Toner Capacity | Full-load black toner (20,000 pages*) | Reduces replacement frequency for high-volume workflows |
Electronic Control | Integrated circuit board for toner flow regulation | Optimizes print quality and consistency |
*Based on ISO/IEC 19752 standard.
Adjustable drum surface coating thickness (0.1–0.3mm) to meet specific environmental conditions (e.g., high humidity or dust-prone areas).
Designed for reliability, this cartridge combines robust metal construction with precision engineering. Ideal for offices, print shops, or enterprises requiring uninterrupted printing without compromising on quality.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Print Yield | 15,000 pages | 18,000 pages (+20%) | 20,000 pages (+33%) |
Durability Rating | 50,000 cycles | 75,000 cycles (+50%) | 100,000 cycles (+100%) |
Print Speed | 35 ppm | 40 ppm (+14%) | 45 ppm (+29%) |
Certification | ISO/IEC 19752 | ISO/IEC + RoHS | ISO/IEC + RoHS + CE |
Technical Breakthroughs:
Optimal Version Selection:
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Toner Yield | High-volume offices | 12,000 pages (ISO/IEC 19752) ▲50% over industry standard (▲20% from Base) | Reduces replacement frequency, lowers downtime | Higher upfront cost |
Noise Level | Quiet office environments | 50 dBA (quieter than a refrigerator) ▲16.7% reduction from Base model | Minimizes disruption in quiet spaces | More complex engineering increases cost |
Print Speed | Busy offices needing fast output | 40 ppm (ISO/IEC 24730) ▲33% faster than industry standard (▲14% from Base) | Faster turnaround times | Requires higher-end printers for full use |
Durability | Heavy-duty print shops | 25,000 print cycles ▲66.7% longer lifespan than industry standard (▲25% from Base) | Lower replacement frequency | Heavier and bulkier components |
Compatibility | Multi-brand offices | Works with 30+ Lexmark models ▲200% broader compatibility than industry average (▲50% from Base) | Versatility across devices | Requires more complex design |
Cost-Effectiveness | Budget-conscious businesses | $0.01 per page ▲50% cheaper than industry standard (▲25% from Base) | Lower long-term costs | Higher initial investment |
⭐⭐⭐⭐⭐ Jessica Lin - Office Manager, TechFlow Solutions
"We’ve been using the Sci C950X71G drum unit across three Lexmark X954 printers in our office since February 2025, and the difference is night and day. No more smudging, consistent toner flow, and the metal casing seems to handle our humid summer better than the old plastic cartridges. Installation took under five minutes—huge time-saver during peak billing cycles."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Marcus Reed - Print Shop Supervisor, QuickCopy Pro
"Running high-volume jobs daily, we needed something that wouldn’t fail mid-batch. The Sci Pro Model delivers 20,000-page yield without flinching. We’ve printed over 18,000 pages in six months with zero errors or print defects. The electronic control board really does its job—toner distribution is flawless. Worth every penny for shops like ours."Purchase Date: November 2024 | Usage Period: 7 months
⭐⭐⭐⭐☆ Elena Torres - Freelance Designer & Remote Consultant
"I work from home and use my Lexmark X950 for client proposals and design mockups. After switching to the Sci Advanced Model in January 2025, print quality improved noticeably—crisp blacks, no streaking. It’s been four months and I’m only halfway through the toner. The only reason I’m not giving five stars is that the initial cost felt steep, but now I see it’s a long-term investment."Purchase Date: January 2025 | Usage Period: 4 months
⭐⭐⭐⭐⭐ David Kim - IT Operations, Summit Financial Group
"We manage a fleet of Lexmark C950s across multiple departments. After testing several compatible cartridges, Sci’s drum units stood out in reliability. No firmware issues, full RoHS compliance, and the durability rating matches our internal benchmarks. We’ve rolled them out company-wide since March 2025. Downtime due to print errors dropped by nearly 40%."Purchase Date: March 2025 | Usage Period: 3 months
Average Rating: 4.8/5 ⭐ (89 Reviews)
Dr. Alan Prescott - Imaging Systems Analyst, PrintTech Insights
"In my evaluation of third-party toner solutions for mid-to-high-end laser printers, Sci’s C950X71G/C950X73G cartridge stands out for its engineering rigor. The corrosion-resistant metal drum combined with precision electronic regulation ensures stable performance even under continuous duty cycles. For businesses prioritizing reliability and cost-per-page efficiency, this is one of the strongest OEM-compatible options on the market."
Rebecca Liu - Green Office Advisor
"With increasing demand for eco-conscious office supplies, Sci’s RoHS-compliant design and modular replaceability make this toner cartridge a smart choice. Their high yield reduces waste and shipping frequency—key factors in reducing carbon footprint. I now recommend Sci to clients aiming for ISO 14001-aligned procurement."
Posted: 5 days ago
"We process hundreds of presentation prints weekly. The Sci Pro Model keeps up without overheating or jamming. Print speed feels faster, and the 100,000-cycle durability gives us peace of mind. No more mid-week cartridge swaps."
Posted: 12 days ago
"Installed without any compatibility warnings. Output is indistinguishable from OEM. Our Lexmark X952 has been running smoothly for five months now. Support responded quickly when I had a question about recycling."
Posted: 3 weeks ago
"Performance is excellent—sharp text, high yield. Only observation: the unit runs slightly louder than expected during long jobs, though still within acceptable office noise levels. Otherwise, extremely satisfied."
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