Compatible Developer Unit
For use in: 3050, 3550, 3551, 4550, 4551, 5550, 5551
Packing: Neutral packing
Color: CMYK
Minimum Order Quantity: 1PCS
Page Yield: 5% coverage
Defective Rate: Less than 0.
5%
Packing Options: Bulk packing, bag packing, bottle packing
Appearance: Powder, good tint, no agglomeration
Testing:
- Mechanical test for stable performance
- Environmental compatibility test
- Duration test for longevity
- Print quality test for true black, color accuracy, and stain-free results
- Allowable measurement error: ±5g
Product Notes:
- Packaging may vary due to production updates, but functionality remains unaffected.
- Confirm compatibility with your printer model before purchase.
- Damaged or incorrect items must be reported before dispute initiation.
After-Sales:
- Damaged or unusable products will be reviewed for resolution.
- Incorrect shipments require verification via product images and package details.
- No refunds for incorrect purchases.
- Address/tax/delivery disputes are non-refundable; review terms before purchasing.
Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.