Mastercool

Name: Mastercool 96261-MB 3/8" Bore 4-Way Ball Valve Manifold Gauge Set for R134a R404A R22
Brand: Mastercool
SKU: 96261-MB
Price: 199.13 GBP
Availability: InStock

Mastercool Professional UV Leak Locator Kit (Part #53580) is blister-packed on a white cardboard backing. It features a blue hose with brass fittings, yellow UV protective goggles, a blue-handled UV flashlight, a yellow dye bottle with applicator, a silve

Mastercool UV Dye Refrigerant Air Conditioning Gas Full Leak Detector Kit Mastercool 53580

£87.44 £72.87

Mastercool 71500 Hydra-Krimp A/C Hose Crimper kit in an open black plastic case, showcasing the hydraulic crimper with a red die set attached, a black handle, and seven colour-coded die sets (Purple, Red, Yellow, Green, Black, Orange, Blue) neatly arrange

Mastercool 71500 Hydra Krimp Hydraulic Refrigerant Hose Maker Crimper

£942.35 £785.29

The image shows a Mastercool 70051 Copper Pipe Tube 45-Degree Flaring Tool (Imperial Standard), a robust and versatile tool designed for flaring copper and aluminium tubing. The tool features a forged steel yoke with a long handle equipped with black grip

Mastercool Copper Pipe Tube 45 Degree Flaring Tool - Imperial Standard 70051

£28.81 £24.01

Mastercool 70027 Mini Pipe Tube Cutter Copper Aluminium Brake

Mastercool 70027 Mini Imp Copper Tube Pipe Cutter Cuts 1/8 to 5/8 Inch Tubing

Special Price £5.78 £4.82 Regular Price £8.41 £7.01

Mastercool 70048 Set of 5 Swaging Punches for 1/4 5/16 3/8 1/2 and 5/8 O.D. tubing

£14.59 £12.16

Mastercool 70081 Ratchet Wrench

£10.66 £8.88

Mastercool 90410 R410A Flexible Flare Adapter Air Conditioning 1/4 - 5/16 inch

£9.37 £7.81

Mastercool 93636-EB1 2-Way Aluminum Manifold Gauge Set with Class 1.0 gauges, featuring two 80mm gauges with protective boots, blue and red piston valves, and three 90 cm charging hoses in red, blue, and yellow, coiled neatly with brass fittings, and a ha

Mastercool 93636-EB1 2-Way Aluminum Manifold Gauge Set for R410A, R32, R22, R407C

£129.22 £107.68

Mastercool 52225-A Dual Temp Infrared Thermometer for HVAC 30:1

£162.67 £135.56

Image of a Mastercool 4-in-1 Lever Style 180° Tube Bender, a black metal tool with two handles and a bending mechanism, featuring degree markings from 0° to 180° and labels 'L' and 'R' for precise tubing alignment.

Mastercool 4-in-1 Lever Style 180° Tube Bender for 3/16" to 3/8" Tubing

£21.65 £18.04

Three coiled Mastercool 90262-36 high-pressure HVAC hoses in blue, yellow, and red, each with 1/4" SAE manual shut-off valve fittings and knurled brass nuts, designed for professional refrigerant handling.

Mastercool 90262-36 Set of 3-90cm Standard Hose 1/4 - 1/4 Manual Shut-Off

Special Price £34.69 £28.91 Regular Price £44.88 £37.40

Three coiled Mastercool 90262-60 high-pressure HVAC hoses in blue, yellow, and red, each with 1/4" SAE manual shut-off valve fittings and knurled brass nuts, designed for professional refrigerant handling.

Mastercool 90262-60 Set of 3-150cm Standard Hose 1/4 & 1/4 Manual Shut-Off

£56.09 £46.74

Green Mastercool 62010-EUGRN 12.5 kg Refrigerant Recovery Cylinder with 1/4" connections, featuring a 'Y' valve with red and blue caps for liquid and vapour recovery and a protective raised collar for easy handling.

Mastercool 12.5 kg Refrigerant Recovery Cylinder (1/4" SAE)

£112.73 £93.94

Mastercool R1234yf 2-Way Piston Valve Manifold Gauge Set (83272) featuring two large anti-flutter gauges labelled for R1234yf, with blue and red dials displaying PSI, Bar, and temperature scales. The manifold has blue and red easy-grip knobs, a central si

Mastercool 83272 Automotive Air Conditioning R1234YF Manifold Gauge Set

£212.04 £176.70

Mastercool 90411 Flex Adapter with Ball Valve, featuring a 1/4-inch SAE to 5/16-inch SAE swivel connection, black hose, brass fittings, and a black-handled ball valve, is designed for R410A HVAC systems.

Mastercool 90411 Flex Adapter with Ball Valve - 1/4" SAE to 5/16" SAE for R410A

£14.56 £12.13

Mastercool 72035 Reduced Friction Tube Cutter for 1/4 to 1 1/2 inch Tubing

£60.58 £50.48

Mastercool 70040 All In One Copper Tube Expanding Swaging Punch Chrome Finish

£7.85 £6.54

Copper Pipe Pinch Off Locking Pliers Mastercool 70083

Mastercool 70083 Copper Pipe Pinch Off Locking Pliers

£12.67 £10.56

Alt text: A 128oz (1 gallon) bottle of Mastercool Vacuum Pump Oil with a white cap, featuring a white label with black and red text. The label includes instructions for use, such as draining when warm and checking the oil level, along with the Mastercool

Vacuum Pump Oil Single 18oz 531ml Bottle Mastercool 90018

£10.00 £8.33

A blue Mastercool 55800 Intellasense Refrigerant Leak Detector with a black 16-inch flexible probe, featuring a gold-colored sensor tip. The device has a digital LCD display with signal level bars, sensitivity indicators, and control buttons on the keypad

Mastercool 55800 Intellasense Refrigerant Leak Detector for HVAC

£384.95 £320.79

Flexible UV Light for Finding Refrigerant UV Dye including Glasses Mastercool Mach IV

Mastercool Flexible UV Light for Finding Refrigerant UV Dye including Glasses Mach IV

£63.04 £52.53

Mastercool Set of 3 90cm HD 1/4 Charging hoses, nylon barrier

£48.23 £40.19

Mastercool Set of 3 x 150 cm HD 1/4 inch Nylon Barrier Charging Hoses

Mastercool Set of 3 x 150cm HD 1/4 Charging hoses

£62.83 £52.36

A Mastercool 4-way manifold gauge set with a 3/8" bore, featuring two large gauges (blue for low side, red for high side), a central manifold with four labeled valves (LOW, VAC, REF, HIGH), and four colour-coded hoses (red, blue, yellow, and black) coiled

Mastercool 96261-MB 3/8" Bore 4-Way Ball Valve Manifold Gauge Set for R134a R404A R22

£199.13 £165.94

Mastercool equipment and tools for HVAC engineers

Trusted by HVAC professionals across the UK, Mastercool delivers robust, reliable tools built to last. From deep vacuum pumps to precision manifolds, Mastercool's tools are made for engineers who demand accuracy, durability, and performance.

At AirConSpares.com, we stock one of the UK's most comprehensive ranges of Mastercool HVAC tools, all available with next-day delivery and backed by over 30 years of industry experience.

Explore our extensive Mastercool range

Mastercool tools cover every step of the installation and service process, whether commissioning a heat pump, recovering refrigerant, or prepping copper pipe. Shop:

Manifolds & Hoses - Accurate readings and fast servicing with 2- and 4-valve manifold sets, refrigerant-specific gauges, and Bluetooth digital manifolds, all colour-coded for safe use with R410A, R32, and R134a.
Vacuum Pumps - Pull deep, dry vacuums with Mastercool's single-stage and dual-stage vacuum pumps, built with high-flow motors and durable seals.
Recovery Equipment - Meet F-Gas compliance with fast, efficient refrigerant recovery systems including the Twin Turbo Recovery Unit and lightweight AC Recovery Systems.
Leak Detection Tools - Find refrigerant leaks fast using Mastercool electronic detectors, UV detection systems and bubble sprays.
Tube Working Tools - Take a look at all the Mastercool pipe cutters, flaring tools, pipe expanders and pipe benders you need to complete your installation.
Thermometers - Diagnose and commission confidently with infrared, contact and differential thermometers.
Nitrogen Equipment - Purge, pressure-test and braze confidently with high-accuracy regulators and nitrogen gauges.

The Mastercool difference for HVAC engineers

Built for HVAC engineers - Mastercool tools are designed specifically for refrigeration and air conditioning professionals, delivering the precision and durability needed for everyday site work.
Industry-leading accuracy - Whether pulling a deep vacuum, measuring micron levels, or creating a perfect flare, Mastercool tools give you results you can trust.
Complete system support - From installation to diagnostics and recovery, Mastercool covers every part of the HVAC process with reliable, well-engineered equipment.

Why buy Mastercool refrigerant equipment from AirConSpares.com?

As an authorised UK stockist, we offer genuine Mastercool products with full manufacturer warranties, competitive trade pricing, and technical support from HVAC experts. With everything you need in one place and most items ready for next-working-day delivery, we make it easy to get the job done right the first time.

Get all your Mastercool tools from AirConSpares.com for:

Trade-trusted performance - Built to withstand real-world site conditions
Precision engineering - Accurate readings, clean finishes, compliant results
Comprehensive coverage - Tools for every stage of HVAC and refrigeration work
UK stock availability - All Mastercool products ready for next-day delivery