PUMP:TONER SUPPLY UNIT:C:SUB

In busy office environments where color laser printers and MFPs are pushed to their limits, the toner supply pump is a critical component that keeps cyan toner flowing smoothly from the cartridge to the developer unit. The Ricoh B1803358 Toner Supply Pump Unit is a genuine sub-assembly engineered for reliable performance in Ricoh color devices, ensuring consistent print quality page after page.

Key specifications

• Product type: Toner supply pump sub-assembly
• Application: Color laser printers and multifunction devices (MFPs)
• Pump mechanism: Screw pump
• Motor type: Brushless DC (BLDC) motor
• Rated voltage: 24V DC
• Rated current: 0.5 A
• Electrical interface: 4-pin JST-type connector
• Toner interface: Hose/tube connection port
• Housing material: High-grade ABS plastic
• Internal components: Metal gears, plastic auger
• Operating temperature: 10°C to 35°C (50°F to 95°F)
• Operating humidity: 20% to 80% RH (non-condensing)
• Noise level: < 45 dB (at 1 meter)
• Estimated lifespan: 100,000 pages or 5,000 operating hours
• Color: Black / Grey
• Certifications: RoHS Compliant, CE

Why choose it

This pump unit is built to exact Ricoh specifications, ensuring a perfect fit and seamless integration with your existing hardware. The brushless DC motor delivers consistent torque with minimal wear, while the screw pump design provides precise toner metering to prevent clogs and maintain image density. Its durable ABS housing and metal gears withstand the demands of high-volume printing, reducing the need for frequent replacements and minimizing downtime.

Ideal use cases

• Replacing a worn or failed toner supply pump in Ricoh color laser printers and MFPs
• Preventive maintenance for devices with high monthly print volumes
• Restoring consistent cyan toner flow and print quality
• Professional service technicians performing repairs or refurbishments

Good to know

Installation should be performed by a qualified technician, as the pump is an internal component. Ensure the device is powered off and unplugged before servicing. The pump is compatible with fine powder toner and includes a hose/tube connection port for straightforward integration. With an estimated lifespan of 100,000 pages, this genuine Ricoh part delivers long-term reliability and peace of mind.