1/4" Watts SD2 Dual Check for Carbonated Beverage Machine

Item Number: 0061651
1 1
$318.37
Limited Stock (1)
Estimated transit time: 2 to 5 Business Days Eligible for Express Shipping

Brand - Watts
  • Valve Type: Dual Check Backflow Preventer
  • Weight: 17.5 lb
  • Connection Size: 1/4 inch
  • 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 construction

Description

The Watts 1/4" SD2 Dual Check Valve Backflow Preventer is engineered to safeguard potable water supplies from contamination caused by back pressure. Featuring a durable 316 stainless steel body and FDA-compliant rubber components, it is ideal for continuous or intermittent pressure applications in beverage dispensing equipment like tea and coffee machines. This lead-free valve is certified to ANSI/NSF Standard 18 and ASSE 1032, ensuring reliability and compliance. It offers a maximum operating pressure of 200 PSI and temperature of 110°F, with versatile installation options. Item number 0061651.

Help Me Connect

The Watts Model SD-2 Dual Check Valve is designed for versatile installation and connection within beverage dispensing systems.

Installation Guidance

  • The valve can be installed either horizontally or vertically (flow up or flow down).
  • Ensure the valve is installed in an accessible location for easy service and maintenance.
  • Do not install this device inside a wall or in a concealed location.

Connections

  • This specific model (SKU 0061651) features 1/4 inch SAE Male Flare end connections.
  • Other models are available with 1/4" and 3/8" Male NPT, Female NPT, and Female Flare connections to suit various system requirements.
  • Ideal for use on dispensing equipment for tea and coffee machines.

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 1/4" Watts Model SD-2 Dual Check Valve is designed to prevent the reverse flow of potentially contaminated water into the potable water supply due to back pressure backflow. It is ideal for dispensing equipment such as tea and coffee machines, operating under continuous or intermittent pressure conditions.

Construction & Compliance

  • Features a durable 316 stainless steel body for excellent corrosion resistance.
  • All rubber components comply with FDA food additive regulations, ensuring safety for consumable water.
  • The wetted surface of this product contains less than 0.25% of lead by weight, meeting Lead Free requirements.
  • A streamlined body design helps to minimize pressure loss and cavitation.
  • Endurance tested for over 500,000 pumping cycles and shock tested for over 100,000 pumping cycles for reliability.

Certifications & Standards

  • Certified to ANSI/NSF Standard 18 for Manual Food and Beverage Dispensing Equipment.
  • ASSE 1032 Approved Dual Check Valve.
  • All materials in contact with potable water comply with the requirements of the Safe Drinking Water Act, Public Law 93-523, National Interim Primary Drinking Water Regulations.

Specifications

General

  • Brand: Watts
  • Model: SD-2
  • Valve Type: Dual Check Backflow Preventer
  • Connection Size: 1/4 inch
  • End Connection Type: SAE Male Flare
  • Body Material: 316 Stainless Steel
  • Rubber Components: FDA Food Additive Compliant
  • Lead Content: Wetted surface contains less than 0.25% lead

Performance

  • Maximum Operating Pressure: 200 PSI (13.8 bar)
  • Maximum Operating Temperature: 110°F (43°C)
  • Pressure Loss: Minimized by streamlined body design
  • Pumping Cycle Endurance: >500,000 cycles
  • Shock Cycle Endurance: >100,000 cycles

Certificates & Approvals

  • Certified to ANSI/NSF Standard 18
  • ASSE 1032 Approved Dual Check Valve
  • Complies with Safe Drinking Water Act, Public Law 93-523, National Interim Primary Drinking Water Regulations

FAQs

What is the primary application for the Watts SD-2 Dual Check Valve?

The Watts SD-2 Dual Check Valve is primarily recommended for use on dispensing equipment such as tea and coffee machines to protect the potable water supply from back pressure backflow contamination.

What certifications does the Watts SD-2 model 0061651 hold?

This backflow preventer is certified to ANSI/NSF Standard 18 for Manual Food and Beverage Dispensing Equipment and is an ASSE 1032 Approved Dual Check Valve. It also complies with the Safe Drinking Water Act.

What type of connections does this specific 1/4" Watts SD2 model (SKU 0061651) have?

This model features 1/4 inch SAE Male Flare end connections, designed for specific beverage machine hookups.

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

The Watts SD-2 Dual Check Valve can handle a maximum operating pressure of 200 PSI (13.8 bar) and a maximum operating temperature of 110°F (43°C).

Can the Watts SD-2 backflow preventer be installed in any orientation?

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