WSC 845-3
Item Number: MW8453WSCBrand - WSC
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- Gauge Type: Diaphragm Differential Pressure
- Weight: 9.6 lb
- Differential Pressure Range: 0-15 PSID / 0-100 KPA
- Accuracy: ± .2 P.S.I.D. (Descending)
- Hose Length: Three 5-foot color-coded hoses
- Includes three sets of brass adaptor fittings
- Body Material: Glass Reinforced Engineering Thermoplastic
- Durable molded plastic carrying case included
- Approved by FCCC, HR-USC, CA-NV AWWA
Description
Description
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Backflow Assembly Compatibility
- This WSC 845-3 test kit is designed to test all brands of reduced pressure principle backflow assemblies.
- It is also compatible with all brands of pressure vacuum breaker backflow prevention assemblies.
- The kit can test all brands of double check valve backflow prevention assemblies.
Connection Details
The kit includes three sets of brass adaptor fittings that connect to all standard size test cocks found on backflow prevention assemblies. The color-coded hoses with Schrader ¼” brass coupler end fittings ensure straightforward hookup for various testing procedures.

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Additional Details
The WSC 845-3 Backflow Test Kit is a three-valve test kit designed for accurately testing all brands of reduced pressure principle, pressure vacuum breaker, and double check valve backflow prevention assemblies.
This professional-grade kit provides comprehensive capabilities for various backflow testing procedures.
Key Features
- Specifically designed for testing backflow prevention assemblies
- Soft-seated brass needle valves with replaceable valve seats
- Protected with 90 micron filters to minimize plugging from scale, sand, etc. (filter elements are cleanable/replaceable)
- Portable design with a durable molded plastic carrying case
- Improved case includes storage compartments for fittings and tools
- Test procedures laminated in clear plastic for convenience
Gauge Details
- Large 4-1/2" dial for easy reading
- Diaphragm differential pressure gauge type
- Accuracy of ± .2 P.S.I.D. (Descending)
- Equipped with a 1-1/2" line pressure gauge (0-200 PSIG)
Components Included
- Three (3) color-coded 5-foot hoses with inline filters and Schrader ¼” brass coupler end fittings
- Three (3) sets of brass adaptor fittings for standard size test cocks
Warning: This product contains chemicals known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Specifications
Gauge Specifications
- Gauge Type: Diaphragm Differential Pressure
- Dial Size: 4-1/2"
- Differential Pressure Range: 0-15 PSID / 0-100 KPA
- Differential Pressure Accuracy: ± .2 P.S.I.D. (Descending)
- Line Pressure Gauge: 1-1/2" 0-200 PSIG
- Working Pressure (Line Pressure Gauge): 200 PSIG
Materials
- Body Material: Glass Reinforced Engineering Thermoplastic
- Wetted Internals: EP Elastomers, Brass, 316 S.S. Metal Parts
- Valve Material: Brass (soft-seated needle valves)
Hoses & Fittings
- Hose Length: Three (3) each / 5' long
- Hose Features: Color-coded, inline filters, Schrader ¼” brass coupler end fittings
- Adaptor Fittings: Three (3) sets of brass fittings
Physical Characteristics
- Gauge Weight: 3.3 lbs (1.5 kg)
- Case Material: Durable Molded Plastic
- Case Dimensions: 18-1/2"L x 9"W x 9-3/4"H
Performance & Environment
- Filter Micron Rating: 90 micron
- Maximum Temperature: 150°F (65°C)
- Note: Freezing temperatures must be avoided.
Certificates & Approvals
- Listed as Acceptable: FCCC, HR-USC, CA-NV AWWA
- Performs Procedures: ASSE, AWWA, CSA, FCCC, HR-USC, NEWWA, ABPA, UF-TREEO
- Certification: CSA B51-09 SAI GLOBAL
- Patent: U.S. Patent and Trademark Office Registered (845-3®)
Warranty
- Warranty: 5 Years