57236-MR

2-Way Ball Valve Manifold for R134a/R22/R12/R404A — 63mm Gauges with 90cm Nylon Barrier Hoses

Mastercool is the leading manufacturer of professional-quality A/C manifold gauge sets. The 57236-MR features precision-machined ball valves, 63mm colour-coordinated gauges for R134a, R22, R12, and R404A, and includes three 90cm 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

• 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
• 63mm Gauges: 1.6 gauge class, colour-coordinated for easy reading
• 4-Scale Gauges: R134a, R22, R12, R404A
• 3 × 90cm Hoses: Nylon barrier GY5 hoses with manual ball valves
• 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: 57236-MR
• Type: 2-way ball valve manifold
• Gauge Size: 63mm
• Gauge Class: 1.6
• Gauge Type: MRH-MRL (R134a, R22, R12, R404A)
• Bore Size: 3/8" full bore through block
• Valve Type: Ball valves with PTFE washers
• Hoses: 3 × 90cm 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: R134a, R22, R12, R404A
• Carrying Case: 58102-PBR plastic case included
• Barcode: 700376103984
• SKU: 57236-MR
• HS Code: 90262080

Applications

• R134a automotive A/C service
• R22 legacy system service
• R12 classic automotive A/C service
• R404A commercial refrigeration
• HVAC/R installation and maintenance
• Workshop and mobile service operations

Available Hose Lengths - R134a/R22/R12/R404A (MRH-MRL 63mm Gauges)

Manifold Only:

• 58103-MR — Manifold with 63mm gauges only (no hoses)

With Hoses:

• 57236-MR — 90cm hoses - This Product
• 57261-MR — 150cm hoses
• 57272-MR — 180cm hoses

80mm Gauge Version

For larger, easier-to-read gauges:

• 57236-MRB — 2-Valve Manifold R134a/R22/R12/R404A 80mm with 90cm Hoses
• 57261-MRB — 150cm hoses
• 57272-MRB — 180cm hoses

Other Refrigerant Configurations (63mm Gauges)

R134a/R404A/R407C/R22/R507A (MH-ML Gauges):

• 57236-M — 2-Valve Manifold R134a/R507A 63mm with 90cm Hoses
• 57261-M — 150cm hoses
• 57272-M — 180cm hoses

R410A/R507/R404A/R22 (EH-EL Gauges):

• 57236-E — 2-Valve Manifold R410A 63mm with 90cm Hoses
• 57261-E — 150cm hoses
• 57272-E — 180cm hoses

Other Refrigerant Configurations (80mm Gauges)

R134a/R404A/R407C/R22/R507A (MBH-MBL Gauges):

• 57236-MB — 2-Valve Manifold R134a/R507A 80mm with 90cm Hoses

R410A/R407C/R22 (EBH-EBL Gauges):

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

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
• 4-Scale Gauges: Versatile for multiple refrigerants
• 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
• Automotive A/C specialists
• Refrigeration technicians
• R134a automotive service
• R22 legacy system service
• R12 classic automotive service
• R404A commercial refrigeration
• Workshop environments
• Mobile service operations

63mm vs 80mm Gauges

63mm Gauges (This Model):

• Standard professional size
• More compact manifold
• Lighter weight
• Easier to fit in tight spaces
• Perfect for most applications

80mm Gauges (57236-MRB):

• Larger gauge face for easier reading
• Improved visibility from a distance
• Professional presentation
• Better for low-light conditions

4-Scale Gauges

The MRH-MRL gauges provide versatile refrigerant compatibility:

• R134a: Automotive A/C and modern refrigeration
• R22: Legacy systems
• R12: Classic automotive A/C systems
• R404A: Commercial refrigeration

Ball Valve Advantages

The ball valve design provides superior performance:

• Quarter-Turn Operation: Opens and closes quickly
• Low Effort: Rotates easily even under pressure
• PTFE Washers: Smooth operation and reliable sealing
• Visual Position Indicator: Knob position shows valve status
• Durable: Long service life in demanding environments

Full 3/8" Bore

The full 3/8" bore through the manifold block provides significant advantages:

• Increased Flow: Considerably faster than smaller bore manifolds
• Faster Charging: Reduced service time
• Faster Recovery: Improved efficiency
• Professional Performance: Industry-leading flow rates

Colour-Coordinated Gauges

• 1.6 Gauge Class: Professional accuracy
• Colour-Coordinated: Easy refrigerant recognition
• MRH-MRL Type: Calibrated for R134a, R22, R12, R404A
• 63mm Size: Standard professional size
• Professional Quality: Reliable, accurate readings

Nylon Barrier Hoses

The included 90cm nylon barrier GY5 hoses provide professional performance:

• Nylon Barrier: Low permeability minimises refrigerant loss
• In-Line Ball Valves: Manual control at hose ends
• 90cm Length: Ideal for most service applications
• Professional Standard: Industry best practice

90cm vs Other Hose Lengths

90cm (This Model):

• Compact length for workshop use
• Easy to manage and store
• Perfect for most service applications
• Less hose to coil and uncoil

150cm (57261-MR):

• Extended reach for larger installations
• More flexibility in positioning

180cm (57272-MR):

• Maximum reach for difficult access
• Ideal for commercial installations

Plastic Carrying Case

The included 58102-PBR plastic carrying case provides:

• Organised Storage: Dedicated compartments for manifold and hoses
• Protection: Safeguards equipment during transport
• Professional Presentation: Clean, organised appearance
• Portable: Easy to carry to job sites

Maintenance

• Regular Inspection: Check gauges, valves, and hoses for wear
• Gauge Calibration: Verify accuracy periodically
• 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 57236-MR 2-way ball valve manifold features 63mm colour-coordinated 4-scale gauges for R134a/R22/R12/R404A, full 3/8" bore for faster charging and recovery, and includes three 90cm nylon barrier hoses with manual ball valves in a plastic carrying case for professional HVAC/R service operations.