Master Lock

Discover a versatile selection of premium security solutions from Master Lock, a global leader in safety and security products. From modern, innovative designs to timeless classics, Master Lock offers solutions tailored to protect your valuables at home, on the go, or at work.

Whether you’re seeking a robust padlock for your outdoor shed, a portable combination lock for travel, or a sleek and secure key safe for easy access, Master Lock has the perfect match for your needs. Choose from bold, heavy-duty designs that make a statement or subtle, streamlined options that prioritize function without compromising style.

Find the ideal security solution with Master Lock—your trusted partner in safeguarding what matters most.

  • Industry-leading padlocks, safes, and security solutions
  • Wide Range for Every Needs - From keys to smart locks
  • For heavy-duty use with anti‑corrosion finishes & hardened steel shackles

Master Lock

221 products


  • Last stock! Master Lock Excell Titanium Reinforced 60Mm Padlock

    Master Lock Master Lock Excell Titanium Reinforced 60Mm Padlock

    1 in stock

    The Master Lock Excell™ Titanium Reinforced Padlocks are made with cutting edge technology to deliver unprecedented security. They feature tough cut patented octagonal boron carbide shackles which are 50% tougher to cut than hardened steel. This stainless steel padlock with Titanium reinforced body is a durable and solid padlock with the added security of a shrouded shackle that makes it very tough against pry/pull attacks. Supplied with 4 keys and a Lifetime Warranty against mechanical failure. Suggested uses: gates, sheds, storage units, fences, containers and chains. Specification Shackle Diameter: 8mm.Internal Shackle Diameter: 22 x 24mm.Cylinder: 4-pin tumbler.

    1 in stock

    £25.49

  • Master Lock Excell Stainless Steel Discus 70Mm Padlock

    Master Lock Master Lock Excell Stainless Steel Discus 70Mm Padlock

    15 in stock

    The Master Lock Excell™ Stainless Steel Discus Padlocks are made with cutting edge technology to deliver unprecedented security. They feature tough cut patented octagonal boron carbide shackles which are 50% tougher to cut than hardened steel. Offering optimum weather resistance with the additional security of a shrouded shackle, which is much tougher to pull/pry open. They have a precision 4-pin cylinder and are supplied with a Lifetime Warranty against mechanical failure. Supplied with 4 keys and a Lifetime Warranty against mechanical failure. Suggested uses: gates, sheds, storage units, fences, containers and chains.The Master Lock M40EURD has the following specifications:70mm Excell™ stainless steel discus padlock - Shrouded octagonal boron carbide shackle, 10mm diameter - 4-pin tumbler cylinder

    15 in stock

    £19.99

  • Master Lock Proseries Shrouded Shackle Padlock 54Mm

    Master Lock Master Lock Proseries Shrouded Shackle Padlock 54Mm

    20 in stock

    The Masterlock Pro Series™ Shrouded Shackle Padlock range is designed to endure the toughest security applications by providing extra protection against corrosion, abuse and attack. They have tough boron alloy shackles, dual ball bearing locking mechanisms for maximum pry resistance and layered laminated steel cores for strength. The shrouded shackle design provides additional protection, and the xenoy outer casing delivers excellent weather resilience. The precision 6-pin cylinder delivers optimal pick resistance and is protected by a snap-on cap. Lifetime Warranty against mechanical failure. Suggested uses: gates, sheds, storage units, fences, containers and chains.The Master Lock 6321EURD has the following specifications:54mm laminated steel padlock with xenoy protective cover - 19mm boron alloy shackle, 8mm diameter with iron shroud - precision 6-pin cylinder - dual ball bearing locking - key retaining

    20 in stock

    £45.99

  • Master Lock Lockout Padlock _ Keyed Alike 35Mm Body & 4.76Mm Stainless Steel Shackle

    Master Lock Master Lock Lockout Padlock _ Keyed Alike 35Mm Body & 4.76Mm Stainless Steel Shackle

    20 in stock

    The Masterlock Zenex™ Lockout non-conductive padlocks have dielectric protection and are non-sparking, with either a composite nylon, hardened steel or stainless steel shackle. They are the optimal safety padlock, designed exclusively for a Lockout/Tagout system. They are durable, standardised, substantial and identifiable for OSHA 1910.147 compliance. The lockout padlock has a Zenex™, UV stable composite body and 6mm diameter composite nylon or 4.76mm stainless steel shackle, it is corrosion and chemical resistant and can withstand temperatures ranging from -57 ° C to +177 ° C. The body sides and faces can be laser-engraved for permanent identification. Includes 'Danger' and 'Property of' padlock labels. Key retaining, supplied with a single key.Dimensions: Body: 35 x 48mm. Shackle: 38mm x 16mm clearance. Keyed Alike.

    20 in stock

    £19.99

  • Master Lock Proseries Shrouded Shackle Padlock 54Mm - Keyed Alike

    Master Lock Master Lock Proseries Shrouded Shackle Padlock 54Mm - Keyed Alike

    15 in stock

    The Masterlock Pro Series™ Shrouded Shackle Padlock range is designed to endure the toughest security applications by providing extra protection against corrosion, abuse and attack. They have tough boron alloy shackles, dual ball bearing locking mechanisms for maximum pry resistance and layered laminated steel cores for strength. The shrouded shackle design provides additional protection, and the xenoy outer casing delivers excellent weather resilience. The precision 6-pin cylinder delivers optimal pick resistance and is protected by a snap-on cap. Lifetime Warranty against mechanical failure. Suggested uses: gates, sheds, storage units, fences, containers and chains.The Master Lock 6321KA-10G016 has the following specifications:54mm laminated steel padlock with xenoy protective cover - 19mm boron alloy shackle, 8mm diameter with iron shroud - precision 5-pin cylinder - dual ball bearing locking - key retaining - keyed alike

    15 in stock

    £46.99

  • Master Lock Lockout Mini Circuit Breaker Under 11Mm

    Master Lock Master Lock Lockout Mini Circuit Breaker Under 11Mm

    This Masterlock Mini Circuit Breaker lockout device is placed on the toggle of the power supply, locking it out whilst works are carried out. Fast and easy to use. No tools required. Suitable for standard toggles with openings less than 11mm.

    £11.49

  • Last stock! Master Lock Aluminium 40Mm Padlock 4-Pin

    Master Lock Master Lock Aluminium 40Mm Padlock 4-Pin

    5 in stock

    Master Lock solid aluminium padlocks are a tough and dependable security solution. With a modern diamond shaped design and a contemporary brushed metal finish, they are an appealing solution for day-to-day reliability. Each padlock has a solid body, hardened steel shackle and dual locking levers. A variety of multi-pack options, where all padlocks in the pack open with the same key (keyed alike) is also available. Padlocks are available with 3-pin, 4-pin and 5-pin cylinders and with a variety of shackle lengths for added security and for a wider range of possible application options. All Master Lock padlocks are supplied with a minimum of 2 keys and a Lifetime Warranty against mechanical failure. Suggested uses: lockers, trunks, cupboards and sheds.The Master Lock 9140EURD has the following specifications: 40mm aluminium padlock - 21mm hardened steel shackle, 6mm diameter - 4-pins

    5 in stock

    £9.99

  • Master Lock Mixed Color Keyed Armoured Cable 1M X 18Mm

    Master Lock Master Lock Mixed Color Keyed Armoured Cable 1M X 18Mm

    15 in stock

    This Master Lock Armoured Cable is ultra-flexible and secure with the added security of a disc cylinder locking mechanism. It is also supplied with 4 keys. All Master Lock bike locks with locking mechanism have a Lifetime Warranty against mechanical failure. Supplied as a single lock, the colour supplied will vary. Specifications: Length: 1m. Diameter: 18mm. Type: Keyed.Qty: 1

    15 in stock

    £21.49

  • Master Lock Excell Brass Finish 64Mm Padlock 5-Pin - 38Mm Shackle

    Master Lock Master Lock Excell Brass Finish 64Mm Padlock 5-Pin - 38Mm Shackle

    20 in stock

    The Master Lock Excell™ Brass Finish Padlocks are made with cutting edge technology to deliver unprecedented security. They feature tough cut patented octagonal boron carbide shackles which are 50% tougher to cut than hardened steel, and dual ball bearing locking mechanisms for maximum pry resistance. Theses padlocks are built for strength and are made from laminated steel with zinc outer components and a brass finish for weather resistance. They have either a precision 4-pin or 5-pin cylinder and recessed rivets that are chisel resistant. Supplied with 4 keys and a Lifetime Warranty against mechanical failure. Suggested uses: Gates, sheds, storage units, fences, containers and chains.The Master Lock Excell™ Brass Finish Padlock has the following specifications: Size: 64mm Tripple Pack Keyed Alike.Octagonal Boron Carbide Shackle: 38mm Long Shackle 11mm Diameter.Tumbler Cylinder: 5-pin with dual ball bearing locking.

    20 in stock

    £40.49

  • Master Lock Lockout Gate Valve Cover 101-165Mm (6-6.5In)

    Master Lock Master Lock Lockout Gate Valve Cover 101-165Mm (6-6.5In)

    20 in stock

    The Master Lock Lockout Gate Valve Cover has Zenex™ composite body, which withstands chemicals and extreme temperatures ranging from -57 ° C to +177 ° C. The cover completely surrounds the valve handle to prevent accidental operation. The unique patented rotating design allows for easier installation in confined spaces and insulated pipes. The Centre knockout can be removed for rising stem gate valves. Device can be locked with up to 2 padlocks. 'Danger DO NOT OPERATE' label supplied.Can lock valve sizes 150-165mm (6-6 1/2 in).

    20 in stock

    £32.99

  • Last stock! Master Lock 8011E Hardened Steel Chain 1M X 6Mm

    Master Lock Master Lock 8011E Hardened Steel Chain 1M X 6Mm

    5 in stock

    All Master Lock hardened steel chains with square links for better resistance to cutting. Vinyl cover prevents the chain from scratching your equipment. Ideal for securing residential gates, industrial/commercial units, gates, fences and garden furniture.Size: 1m x 6mm.

    5 in stock

    £18.49

  • Last stock! Master Lock Griptight Standard Circuit Breaker Lockout

    Master Lock Master Lock Griptight Standard Circuit Breaker Lockout

    5 in stock

    Master Lock Grip Tight™ circuit breaker lock outs not only have a narrow profile for side-by-side lock out, they also have a secure and simple mounting for a solid lock out. The body is made from hardened steel.Master Lock Grip Tight™ circuit breaker lock outs not only have a narrow profile for side-by-side lock out, they also have a secure and simple mounting for a solid lock out. The body is made from hardened steel. Suitable for standard breaker toggles. Secure and simple mounting for solid lock-out.

    5 in stock

    £12.99

  • Last stock! Master Lock Large Biometric Safe MLKLX110BE

    Master Lock Master Lock Large Biometric Safe

    3 in stock

    The Master Lock Large Biometric Security Safe is ideal for protecting precious valuables and electronics against theft. It has a solid steel construction, 2 steel live-locking bolts and a concealed hinge for more protection against attacks and prying attempts. The biometric lock allows you to store up up to 30 fingerprints, so that no memorisation is required. A battery jump kit and the override key make sure you can always access your safe, even in the case of flat batteries. Inside the safe there is an interior light andcarpeted floor that keeps the contents protected from scratches during storage. Supplied with bolt down hardware and 2 x override keys. Requires 4 AA alkaline batteries (not included). Specifications: Exterior Dimensions (HxWxD): 19.5 x 43 x 37cm.Interior Dimensions (HxWxD): 19.2 x 42.7 x 31cm.

    3 in stock

    £259.49

  • Last stock! Master Lock K135 Single Keyblank

    Master Lock Master Lock K135 Single Keyblank

    5 in stock

    Keyblanks for Master Lock padlocks.The Master Lock K135BOX has the following specifications: Keyblank for padlocks 4130, 4135

    5 in stock

    £3.49

  • Master Lock K725 Single Keyblank

    Master Lock Master Lock K725 Single Keyblank

    Keyblanks for Master Lock padlocks.The Master Lock K725BOX has the following specifications: Keyblank for hasp with integrated lock 725

    £3.99

  • Master Lock Large Digital Combination Safe

    Master Lock Master Lock Large Digital Combination Safe

    20 in stock

    The Masterlock Large Digital Safe has a pry resistant solid steel door and body. It provides a safe place to store your important and irreplaceable items. This product is best placed on the floor. The electronic lock allows you to choose your own combination, whilst the additional included bolt down kit offers extra security, preventing prying eyes from removing your valuables. Two Live locking bolts offer peace of mind in preventing unwanted and unauthorised access. Comes with 2 override keys, which makes entry into the safe secure yet simple should you forget your electronic combination. Specification Input Power: 4 x AA Batteries Required (Not Included).Dimensions (HxWxD): External: 18 x 43 x 37cm, Internal: 17.6 x 42.6 x 29.4cm.

    20 in stock

    £144.49

  • Master Lock Rectangular 76Mm Solid Brass Body Shutter Padlock

    Master Lock Master Lock Rectangular 76Mm Solid Brass Body Shutter Padlock

    20 in stock

    These Masterlock solid brass padlocks have a practical and secure horizontal locking mechanism. The thick hardened steel shackle offers optimised security, whilst the locking mechanism offers maximum protection from pulling and prying. These solid brass horizontal locking padlocks all have secure 5-pin cylinders. All Master Lock padlocks are supplied with a minimum of 2 keys and a Lifetime Warranty against mechanical failure. Suggested Uses: Gates, garages, containers, storage units and sheds.The Master Lock 607EURD has the following specifications: 76 mm wide x 18 mm thick rectangular solid brass shutter lock - 11mm hardened steel shackle - 5-pins

    20 in stock

    £20.49

  • Master Lock Bungee Carabiner 80Cm

    Master Lock Master Lock Bungee Carabiner 80Cm

    20 in stock

    The unique and patented clip hook of the MasterLock bungee prevents the bungee from slipping when in use. Plastic moulded injection hooks with steel cores offer up to 40Kg of resistance and make it safer to use. High-quality, durable finish with TUV certificate. Diameter: 8mm.Working Capacity: 40kg.Length: 80cm.

    20 in stock

    £10.49

  • Last stock! Master Lock Aluminium 40Mm Padlock 4-Pin - Keyed Alike X 4

    Master Lock Master Lock Aluminium 40Mm Padlock 4-Pin - Keyed Alike X 4

    5 in stock

    Master Lock solid aluminium padlocks are a tough and dependable security solution. With a modern diamond shaped design and a contemporary brushed metal finish, they are an appealing solution for day-to-day reliability. Each padlock has a solid body, hardened steel shackle and dual locking levers. A variety of multi-pack options, where all padlocks in the pack open with the same key (keyed alike) is also available. Padlocks are available with 3-pin, 4-pin and 5-pin cylinders and with a variety of shackle lengths for added security and for a wider range of possible application options. All Master Lock padlocks are supplied with a minimum of 2 keys and a Lifetime Warranty against mechanical failure. Suggested uses: lockers, trunks, cupboards and sheds.The Master Lock 9140EURQNOP has the following specifications: 4 x 40mm aluminium padlocks - 21mm hardened steel shackle, 6mm diameter - 4-pins - keyed alike

    5 in stock

    £25.99

  • Master Lock Laminated Steel 51Mm Padlock 4-Pin - 38Mm Shackle - Keyed Alike

    Master Lock Master Lock Laminated Steel 51Mm Padlock 4-Pin - 38Mm Shackle - Keyed Alike

    15 in stock

    The classic Master Lock laminated steel padlock, invented by company founder Harry Soref and built to stand up to physical abuse, offers real dependable protection. For over 90 years Master Lock laminated steel padlocks have been 'Tough Under Fire'. Each padlock has a laminated steel body, hardened steel shackle and dual locking levers. A variety of multi-pack options, where all padlocks in the pack open with the same key (keyed alike) is also available. Padlocks are available with 4-pins and with long shackle options for a wider range of possible application options. All Master Lock padlocks are supplied with a minimum of 2 keys and a Lifetime Warranty against mechanical failure. Suggested uses: sheds, residential gates or garages.The Master Lock 5KALF-A118 has the following specifications: 51mm laminated steel padlock - 38mm hardened steel long shackle, 8mm diameter - 4-pins - keyed alike

    15 in stock

    £19.99

  • Last stock! Master Lock Lockout Gate Valve Cover 25-75Mm (1-3In)

    Master Lock Master Lock Lockout Gate Valve Cover 25-75Mm (1-3In)

    5 in stock

    The Master Lock Lockout Gate Valve Cover has Zenex™ composite body, which withstands chemicals and extreme temperatures ranging from -57 ° C to +177 ° C. The cover completely surrounds the valve handle to prevent accidental operation. The unique patented rotating design allows for easier installation in confined spaces and insulated pipes. The Centre knockout can be removed for rising stem gate valves. Device can be locked with up to 2 padlocks. 'Danger DO NOT OPERATE' label supplied.Can lock valve sizes 25-75mm (1-3 in).

    5 in stock

    £17.49

  • Master Lock 5401E Large Wall Mounted Key Lock Box (Up To 5 Keys) - Black

    Master Lock Master Lock 5401E Large Wall Mounted Key Lock Box (Up To 5 Keys) - Black

    18 in stock

    The Master Lock 540 Wall Mounted Key Lock Box enables the safe storage of house keys or even cash. Door keys can be safely left for children to get in after school, for an elderly family member you need to visit on a regular basis, or for just storing keys safely. The 5401 is packed with high quality features and it is fitted with an easy-to-set 4 digit combination security lock with hundreds of multiple code options. A tough metal body provides the ability to store larger items and not just keys. Can be used both inside and outside the home, office, worksite or anywhere that restricted or safe access is required. All Master Lock products with a locking mechanism have a Lifetime Warranty against mechanical failure. 5401/5401CRM: Standard Key Box: Holds Upto 3 Keys. 5403E Large Key Box: Holds Upto 5 Keys.Mater Lock 5401E Large Wall Mounted Key Lock Box has the following specification: External Dimensions: 105 x 146 x 51mm.Internal Dimensions: 79 x 117 x 42mm.Colour: Grey/Black.

    18 in stock

    £40.99

  • Master Lock Aluminium 30Mm 3-Digit Combination Padlock

    Master Lock Master Lock Aluminium 30Mm 3-Digit Combination Padlock

    Master Lock solid Aluminium Combination Padlock are a tough and dependable security solution. With a modern design and a contemporary brushed metal finish, they are an appealing solution for day-to-day reliability. Each padlock has a solid body and steel shackle. 3-digit or 4-digit resettable combination (offering up to 10,000 possible combinations) options are available. No reset key is needed to change the combination. All Master Lock padlocks are supplied with a Lifetime Warranty against mechanical failure. Suggested uses: Lockers, toolboxes, storage boxes and cellars.The Master Lock 7630EURD has the following specifications: 30mm aluminium padlock - 24mm chrome plated steel shackle, 5mm diameter - 3-digit resettable combination

    £13.49

  • Last stock! Master Lock Aluminium Black Vinyl Cover 50Mm Padlock 4-Pin

    Master Lock Master Lock Aluminium Black Vinyl Cover 50Mm Padlock 4-Pin

    3 in stock

    The Master Lock Aluminium Black Vinyl Cover padlocks are a tough and dependable security solution. With a modern black vinyl finish to the body, they are an appealing solution for day-to-day reliability. Each padlock has a solid body, hardened steel shackle and dual locking levers. A variety of multi-pack options, where all padlocks in the pack open with the same key (keyed alike) are also available. Padlocks are available with 3-pin and 4-pin cylinders and with a variety of shackle lengths for added security and for a wider range of possible application options. The black vinyl cover also helps protect surfaces from scratching. All Master Lock padlocks are supplied with a minimum of 2 keys and a Lifetime Warranty against mechanical failure. Suggested uses: Lockers, trunks, cupboards and sheds.The Master Lock 9150EURDBLK has the following specifications: 50mm aluminium padlock with black vinyl cover - 25mm hardened steel shackle, 7mm diameter - 4-pins

    3 in stock

    £14.99

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