3/8" Watts SD2 Dual Check for Carbonated Beverage Machine

Item Number: 0061655
1 1
$337.12
Limited Stock (5)
Estimated transit time: 2 to 5 Business Days Eligible for Express Shipping

Brand - Watts
  • Valve Size: 3/8 inch
  • Weight: 17.5 lb
  • End Connections: SAE Male Flare
  • Body Material: 316 Stainless Steel
  • Maximum Operating Pressure: 200 PSI
  • Maximum Operating Temperature: 110°F
  • Certified to ANSI/NSF Standard 18
  • ASSE 1032 Approved Dual Check Valve
  • Lead Free: <0.25% by weight (wetted surface)

Description

The Watts 3/8" SD2 Dual Check Backflow Preventer is engineered to safeguard potable water supplies from contamination caused by backpressure from beverage dispensing equipment, including coffee and tea makers. Its robust 316 stainless steel body and FDA-compliant rubber components ensure corrosion resistance and reliability. This lead-free valve features 3/8 inch SAE Male Flare connections and can withstand pressures up to 200 PSI and temperatures up to 110°F. Certified to ASSE 1032 and ANSI/NSF Standard 18, it offers dependable protection in continuous or intermittent pressure applications. Item number 0061655.

Help Me Connect

Connections

  • This 3/8 inch Watts SD2 Backflow Preventer features SAE Male Flare end connections on both sides.
  • It is designed to be installed between the potable water supply and beverage dispensing equipment, such as coffee or tea machines.
  • An optional strainer is recommended upstream of the valve for optimal performance and protection.

Warranty Information

Watts (the "Company") warrants each product to be free from defects in material and workmanship under normal usage for a period of one year from the date of original shipment. In the event of such defects within the warranty period, the Company will, at its option, replace or recondition the product without charge. THE WARRANTY SET FORTH HEREIN IS GIVEN EXPRESSLY AND IS THE ONLY WARRANTY GIVEN BY THE COMPANY WITH RESPECT TO THE PRODUCT. THE COMPANY MAKES NO OTHER WARRANTIES, EXPRESS OR IMPLIED. THE COMPANY HEREBY SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. The remedy described in the first paragraph of this warranty shall constitute the sole and exclusive remedy for breach of warranty, and the Company shall not be responsible for any incidental, special or consequential damages, including without limitation, lost profits or the cost of repairing or replacing other property which is damaged if this product does not work properly, other costs resulting from labor charges, delays, vandalism, negligence, fouling caused by foreign material, damage from adverse water conditions, chemical, or any other circumstances over which the Company has no control. This warranty shall be invalidated by any abuse, misuse, misapplication, improper installation or improper maintenance or alteration of the product Some States do not allow limitations on how long an implied warranty lasts, and some States do not allow the exclusion or limitation of incidental or consequential damages. Therefore the above limitations may not apply to you. This Limited Warranty gives you specific legal rights, and you may have other rights that vary from State to State. You should consult applicable state laws to determine your rights. SO FAR AS IS CONSISTENT WITH APPLICABLE STATE LAW, ANY IMPLIED WARRANTIES THAT MAY NOT BE DISCLAIMED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO ONE YEAR FROM THE DATE OF ORIGINAL SHIPMENT.
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Additional Details

The Watts SD2 Dual Check Backflow Preventer in 3/8 inch is designed to prevent the reverse flow of potentially contaminated water into the potable water supply, specifically from beverage dispensing equipment like tea and coffee machines.

This valve protects against backpressure backflow by preventing the mixing of carbonated water or other contaminants with your clean water supply.

Features & Benefits

  • Dual check valve design for reliable backflow prevention
  • 316 stainless steel body construction for superior corrosion resistance
  • All rubber components comply with FDA food additive regulations
  • Streamlined body design minimizes pressure loss and cavitation
  • Endurance tested for more than 500,000 pumping cycles
  • Shock tested for more than 100,000 pumping cycles

Installation Notes

  • Can be installed horizontally or vertically (flow up or flow down)
  • Valve should be installed to be accessible for service and maintenance

Important: The device should not be installed inside a wall or in a concealed location.

Specifications

  • Valve Size: 3/8 inch
  • End Connections: SAE Male Flare
  • Body Material: 316 Stainless Steel
  • Internal Components: FDA-compliant Rubber

Performance Data

  • Maximum Operating Pressure: 200 PSI (13.8 bar)
  • Maximum Operating Temperature: 110°F (43°C)

Dimensions (Approximate)

  • Length (A): 3 inches (76mm)
  • Across Corners (B): 11/16 inch (27mm)

Certificates & Approvals

  • Certified to: ANSI/NSF Standard 18, Manual Food and Beverage Dispensing Equipment
  • Approved By: ASSE 1032
  • Lead Content: Less than 0.25% by weight (wetted surface)
  • Compliance: Safe Drinking Water Act, Public Law 93-523, National Interim Primary Drinking Water Regulations

FAQs

What type of backflow protection does the Watts SD2 provide?

The Watts SD2 is a dual check backflow preventer designed to protect against backpressure backflow. It prevents potentially contaminated water, such as carbonated water, from reversing into the potable water supply.

What are the recommended applications for the 3/8" Watts SD2 valve?

This valve is specifically recommended for use on beverage dispensing equipment, including tea and coffee machines, to ensure the safety of the potable water supply.

What materials are used in the construction of this backflow preventer?

The body of the Watts SD2 is constructed from 316 stainless steel for corrosion resistance, and all internal rubber components comply with FDA food additive regulations.

Can the Watts SD2 be installed in any orientation?

Yes, the valve can be installed either horizontally or vertically (flow up or flow down). However, it must be installed in an accessible location for service and maintenance and not inside a wall or concealed.

What are the maximum operating pressure and temperature limits for this valve?

The Watts SD2 can operate with a maximum pressure of 200 PSI (13.8 bar) and a maximum temperature of 110°F (43°C).