Tech Support contact for obsolete D2770 purity meters
This article provides the contact information for technical support related to the obsolete D2770 purity meter used in older Barnstead water systems in the E-Pure and B-Pure product lines. The article includes details on the appropriate team to contact, including phone number and email address, as well as information on the retrofit kit for upgrading to the Aquapro meter.
Title: Technical Support Contact Information for Obsolete Purity Meter D2770
Issue: A customer inquired about whom to contact for technical support regarding the obsolete purity meter D2770 used on older Barnstead water systems.
Environment:
- Product: Spare Part Number D2770
- Models:
- B-Pure model D4521
- E-Pure model D4631
- E-Pure model D4632-33
- E-Pure model D4641
- E-Pure model D4642-33
- Update: The D2770 purity meter was replaced by the Aquapro purity meter in December 2019 (refer to Service Bulletin 2004-H20-MAR-0599).
- Retrofit Kit: Part Number 155048 is available for upgrading to the Aquapro meter, but requires an authorized repair service technician.
Resolution: To contact technical support for the D2770 purity meter:
- Call LED Technical Support at 866-984-3766.
- Email LED Technical Support at technicalsupport.led@thermofisher.com.
Attachment(s):
| File | Last Modified |
|---|---|
| 2004-H20-MAR-0599_-_B-Pure_and_E-Pure_Purity_Meter_D2770%2C_D2769_-_Discontinuation.pdf | September 16, 2025 |