Berson Replacement UV Lamp, B410
Berson

Berson Replacement UV Lamp, B410

Part number1003-0903HS code8539.49
MaterialQuartz glass envelope, amalgam
MOQ:1

Pricing

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Product Description

A UV lamp is a scheduled replacement, not a failure item. Its UV-C output falls steadily through life while the lamp continues to light normally, so a reactor with visibly working lamps can be well below its dosing duty. Replacement is made on elapsed operating hours against the measured intensity trend, not on the lamp going out. Order against the reactor model, and handle the new lamp by its ends only — skin oils fired onto the envelope at operating temperature devitrify the quartz and cost output permanently. Match the lamp to the reactor model rather than to physical size: Berson has built more than one lamp rating into reactors of similar dimensions, and a lamp that fits mechanically may not be the one the plant was dosed around. A second B410 lamp is stocked under item 1003F-1025 at a different price; the two are listed separately in this catalogue, so quote the item number when ordering.

Technical Specifications

Component type
UV lamp
Also listed as
item 1003F-1025
Fits
Berson B410
Compatible with B410
HS code
8539.49

Standards & Compliance

Material
Quartz glass envelope, amalgam
Temperature Range
Operating: 40°C bulb wall typical
HS Code
8539.49

Cross References

  • Article 1003-0903
  • Also listed as: 1003F-1025

Compatibility & Fitment

Compatible with Berson B410 UV reactor series.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Berson InLine UV System Datasheet

Catalogue entry last verified: 2026-10-02. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 1003-0903?
1003-0903 can be ordered from cballast.com as a Berson catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Berson product?
The manufacturer part number is 1003-0903.
What is the HS code for 1003-0903?
The customs tariff (HS) code for 1003-0903 is 8539.49.
Who manufactures 1003-0903?
1003-0903 is a Berson product in the Electrochlorination & Water Treatment range.
Is a datasheet available for 1003-0903?
Yes — the 1003-0903 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 1003-0903?
The minimum order quantity is 1.
Is 1003-0903 available?
Yes — 1003-0903 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).