Identify the installed lamp
Send the complete code, overall length, tube diameter, base photos and pin layout.
Replacement UVC Lamps
REP
Replacement UVC Lamps
Replacement UVC lamp matching by old model, length, tube diameter, base and ballast details for water and air sterilizer systems.
Replacement UVC Lamps Matched to Your Existing System
Replacement lamps should be matched by more than wattage. A correct replacement must fit the equipment mechanically and operate with the existing electrical system. BIOSUN supports replacement UVC lamp projects for water sterilizers, air disinfection units, UV cabinets and OEM equipment.
Start withA clear photo of the old lamp and its printed code, if available.
Confirm the fitOverall length, tube diameter, base type, pin layout and installation position.
Confirm electrical compatibilityWattage, operating voltage, current and the ballast label.
Confirm the applicationWater treatment, air treatment, surface disinfection or an appliance module.
What to Send for Fast Cross-Reference
Send the old lamp model, clear photos of both ends, total length, tube diameter, base photo, wattage, ballast label and equipment photos. If the code is unreadable, accurate dimensions and photos are usually enough to narrow the options.
Replacement Matching Checklist
Lamp geometryLinear, H-shaped, U-shaped, compact or cold cathode.
Base and pinsG5, G13, G23, 2G11, G10q or a custom connection must be confirmed before supply.
Related componentsReview quartz sleeves, O-rings, lamp holders and UV electronic ballasts with the lamp when appropriate.
For Maintenance, Stock and OEM Projects
For maintenance orders, replacing lamps with the related quartz sleeves, holders and sealing parts can reduce downtime. For distributors, BIOSUN can help organize common replacement references by product family. For OEM projects, lamp dimensions, base configuration and electrical requirements can be reviewed against your drawing.
Need a compatible UV component?
Send photos, dimensions, model labels, quantity and application details. BIOSUN will check the product family and matching components before quotation.
Selection checklist
Information needed for a reliable match
Check electrical compatibility
Confirm wattage, operating current, ballast model and any sensor or preheat requirement.
Approve before batch supply
Compare the sample with the installed system and keep the confirmed cross-reference for reorders.
Samples and documentation
Final selection is confirmed against the buyer’s application and approved sample. Depending on the model and project, BIOSUN can prepare specifications, drawings, labels, packing details and available compliance records for review.
Inquiry Notes
For fast matching, send lamp model, tube length, diameter, wattage, base type, quantity and application. Photos of the old lamp label and installation system are helpful.
Technical review
Reviewed by the BIOSUN Application Engineering Team.
Published ranges and model information are checked against the product tables and supplied technical documents. Final selection still requires confirmation of the equipment, electrical platform, operating conditions and target-market requirements.
Reference review updated September 30, 2026