57261-EB1

2-Way Ball Valve Manifold for R410A — Class 1.0 Precision 80mm Gauges with 150cm Nylon Barrier Hoses

Mastercool is the leading manufacturer of professional-quality A/C manifold gauge sets. The 57261-EB1 features precision-machined ball valves, large Class 1.0 precision 80mm colour-coordinated gauges for R410A, R407C, and R22, and includes three 150cm nylon barrier hoses with manual ball valves. Full 3/8" bore through the block increases flow considerably for faster charging and recovery. Supplied in a plastic carrying case for workshop and mobile service operations.

Key Features

• Class 1.0 Precision Gauges: Higher accuracy than standard 1.6 class gauges
• 80mm Gauges: Large size for easier reading from a distance
• 150cm Hoses: Extended reach for larger installations
• Ball Valve Design: Rotates 90° between two PTFE washers
• Quarter-Turn Operation: Opens and closes quickly with minimal effort
• Visual Valve Position: Vertical = Open, Horizontal = Closed
• Full 3/8" Bore: Increases flow for faster charging and recovery
• Colour-Coordinated: Easy refrigerant recognition
• R410A Compatible: Also works with R407C, R22
• Plastic Carrying Case: Organised storage and transport (58102-PBR)
• Professional Quality: Built to last with finest materials
• Precision Machined: Highest quality standards

Technical Specifications

• Model: 57261-EB1
• Type: 2-way ball valve manifold with Class 1.0 precision gauges
• Gauge Size: 80mm (larger than standard 63mm)
• Gauge Class: 1.0 (higher precision than standard 1.6 class)
• Gauge Type: Class 1.0 (R410A, R407C, R22)
• Bore Size: 3/8" full bore through block
• Valve Type: Ball valves with PTFE washers
• Hoses: 3 × 150cm nylon barrier GY5 with in-line ball valves
• Manifold Fittings: 2 × 1/4" SAE, central tee 1/4" SAE with branch 3/8"
• Compatible Refrigerants: R410A, R407C, R22
• Carrying Case: 58102-PBR plastic case included
• Barcode: 700376104066
• SKU: 57261-EB1
• HS Code: 90262080

Applications

• R410A air conditioning service
• R407C refrigeration systems
• R22 legacy system service
• HVAC/R installation and maintenance
• Applications requiring Class 1.0 precision
• Larger installations requiring extended reach
• Commercial applications
• Workshop and mobile service operations

Premium Features Combined

This manifold combines multiple premium features:

• Class 1.0 Precision: Higher accuracy than standard manifolds
• 80mm Gauges: Larger, easier-to-read gauges
• 150cm Hoses: Extended reach for larger installations
• Professional Configuration: Complete precision solution

Class 1.0 vs Class 1.6 Gauges

Class 1.0 (This Model):

• Higher precision and accuracy
• Tighter tolerance specifications
• Professional-grade accuracy
• Ideal for critical applications
• Premium professional feature

Class 1.6 (57261-EB):

• Standard professional accuracy
• Excellent for most applications
• More economical option

80mm vs 63mm Gauges

80mm Gauges (This Model):

• Larger gauge face for easier reading
• Improved visibility from a distance
• Professional presentation
• Ideal for technicians who prefer larger gauges
• Better for low-light conditions

63mm Gauges:

• More compact manifold
• Lighter weight
• Easier to fit in tight spaces
• Standard professional size

150cm vs Other Hose Lengths

150cm (This Model):

• Extended reach for larger installations
• More flexibility in component positioning
• Perfect for commercial applications
• Ideal when equipment is further apart
• Professional standard for larger jobs

90cm:

• Compact length for workshop use
• Easy to manage and store
• Perfect for most service applications

180cm:

• Maximum reach for difficult access
• Ideal for very large commercial installations

Available Hose Lengths - R410A/R407C/R22 (Class 1.0 80mm Gauges)

Class 1.0 Precision:

• 57236-EB1 — 90cm hoses (if available)
• 57261-EB1 — 150cm hoses - This Product
• 57272-EB1 — 180cm hoses

Standard Class 1.6 Versions

For standard professional accuracy:

• 57236-EB — 2-Valve Manifold R410A 80mm with 90cm Hoses
• 57261-EB — 2-Valve Manifold R410A 80mm with 150cm Hoses

With Adapters and End Ball Valves

For maximum features:

• 57236-EB1-413-E — R410A/R32 Class 1.0 80mm 90cm with Adapters and End Ball Valves

Optional Accessories

3-Valve Conversion:

• 90530 — Optional 90° swivel ball valve for 3/8" vacuum (converts 2-valve into 3-valve full control 4-way manifold)

1/4" × 5/16" Adapters (add suffix to part number):

• -410: Includes 2 × 90410 flex adapters to convert 1/4" SAE hose into 5/16" SAE
• -411: Includes 2 × 90411 flex adapters with ball valve to convert 1/4" SAE hose into 5/16" SAE
• -413: Includes 2 × 90413 straight adapter fittings to convert 1/4" to 5/16" SAE
• -433: Includes 2 × 90433 adapter with fittings to convert 1/4" to 5/16" SAE

Optional Modifications (add suffix to part number):

• -G: Shock-resistant gauge protectors
• -T: Assembled with PTFE gaskets
• -E: Assembled with ball valves at end of hoses

Replacement Parts

• 85102-R-KIT — O-ring repair kit for 2-3-way ball valve manifold
• 98225 — Ball valve repair kit

Why Choose Mastercool Manifolds?

• Professional Quality: Constructed of finest materials
• Precision Machined: Highest quality standards
• Built to Last: Every manifold built for long service life
• Ball Valve Design: Superior performance under pressure
• Full 3/8" Bore: Faster charging and recovery
• Colour-Coordinated Gauges: Easy refrigerant recognition
• Class 1.0 Precision: Higher accuracy for critical applications
• Large 80mm Gauges: Easier to read from a distance
• Extended Reach: 150cm hoses for larger installations
• Nylon Barrier Hoses: Low permeability, professional standard
• Visual Valve Position: Know at a glance if valves are open or closed

Perfect For

• HVAC/R service technicians
• Air conditioning installers
• Refrigeration technicians
• R410A system service
• Applications requiring Class 1.0 precision
• Larger installations
• Commercial applications
• Workshop environments
• Mobile service operations
• Technicians preferring larger gauges
• Installations requiring extended reach
• Critical applications where precision matters

Maintenance

• Regular Inspection: Check gauges, valves, and hoses for wear
• Gauge Calibration: Verify accuracy periodically (especially important for Class 1.0 gauges)
• Valve Operation: Ensure ball valves operate smoothly
• Hose Condition: Inspect for damage or leaks
• O-Ring Replacement: Use 85102-R-KIT when needed
• Ball Valve Service: Use 98225 repair kit when required
• Storage: Store in carrying case when not in use

Professional Quality: Mastercool manifold gauge sets are built to professional standards with precision machining and finest materials for reliable, long-lasting performance. The 57261-EB1 2-way ball valve manifold features large Class 1.0 precision 80mm colour-coordinated gauges for R410A/R407C/R22, full 3/8" bore for faster charging and recovery, and includes three 150cm nylon barrier hoses with manual ball valves in a plastic carrying case for professional HVAC/R service operations requiring maximum precision, larger gauges, and extended reach.