What Ultion does

Ultion is a UK-based home security brand launched in 2015 by Steve Stewart through Brisant Secure Ltd (founded 2011). The company designs, manufactures, and distributes high-security mechanical and smart door locks, padlocks, security handles, and related accessories to UK homeowners and trade installers (locksmiths, door fitters). Core proprietary technology centers on the Ultion 3 Star PLUS cylinder lock featuring a molybdenum core (a metal 25% denser than iron) and the patented Lockdown Mode mechanism that activates extra firing pins to secure the central cam when forced entry is detected. All flagship products carry Sold Secure Diamond accreditation, BSI Kitemark Grade 6 3-star rating, and Police Preferred Specification (Secure by Design), and are backed by a £5,000 burglary guarantee on registered locks.

The smart lock portfolio is built through a core partnership with Austria-based Nuki (Europe's leading smart lock supplier), yielding the Ultion Nuki Plus, Nuki Go (June 2025), and Nuki 2025 (November 2025) products, all featuring built-in Wi-Fi, Matter over Thread support, and compatibility with Apple Home, Google Home, Amazon Alexa, and Samsung SmartThings without subscription fees. The company also offers the Ultion Bolt multipoint locking system, security handles (2 Star and 2 Star PLUS), DDA-compliant accessibility handles, the Ultion Sweet door furniture sub-brand, and the KeyTag key tracker integrated with Apple Find My.

Ultion operates a hybrid go-to-market model: direct-to-consumer e-commerce via ultion-lock.co.uk with next-day DPD dispatch, supplemented by a network of local Ultion Centres and trade resellers (door installers and locksmiths). Most accessory pricing is publicly disclosed (£12.90–£22.90), while flagship lock pricing is quote-based. Revenue is derived from one-time hardware sales with no recurring subscription component. The company states it protects over 3 million British homes and holds a 4.7 Trustpilot rating across 11,000+ reviews. Distribution is restricted to UK addresses only.

Name

Ultion

Legal name

Brisant Secure Ltd

Website

https://ultion-lock.co.uk

Company type

Private

Founded year

2015

Operating status

Operating

Short description

Ultion designs and sells high-security mechanical and smart door locks, handles, and accessories to UK homeowners and trade installers. Its flagship 3 Star PLUS cylinder features a patented molybdenum core and Lockdown Mode, paired with Nuki-powered smart locks and a £5,000 burglary guarantee.

Ownership category

akta.pro rank

Product category

Residential Door Locks & Home Security Hardware

akta.pro primary industry

Residential Smart Lock Hardware (Keypad, Keyless, Biometric, Connected) (HSAHAEAA)

akta.pro secondary industry

Architectural Hardware & Door Controls (Hinges, Locks, Closers, Panic Devices) (IMADAIAI)

Keywords

• High-security door locks
• Smart door locks
• Cylinder lock cylinders
• Door security hardware
• Residential home security

Headquarters

HQ city

Dewsbury

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Technology or R&D

Revenue model

1. Physical Security Products: One-time hardware sales of high-security cylinder locks, smart locks, padlocks, door handles, and accessories. Products sold directly to consumers via e-commerce and through trade channels including door installers and locksmiths.
2. Smart Lock Accessories: Additional accessories for smart lock ecosystem including door sensors, key fobs, wireless keypads, and fingerprint readers sold as add-on purchases.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

Ultion designs, manufactures (via Brisant Secure Ltd), and distributes high-security mechanical door locks, security hardware, and smart locks for UK residential doors. The core offering is the Ultion 3 Star PLUS cylinder lock featuring a Molybdenum core and patented Lockdown Mode, sold alongside a smart lock family built with Nuki, multipoint locks, padlocks, security handles, key accessories, and door furniture.

Product overview

Ultion is a UK-based home security company owned by Brisant Secure Ltd, offering a comprehensive portfolio of high-security locks and smart home products. The core offering centers on the Ultion 3 Star PLUS cylinder lock with Molybdenum core, supplemented by the Ultion Nuki smart lock family (Nuki 2025, Nuki Go, Nuki Plus) that integrate with major smart home platforms via Matter over Thread. The product line extends to multipoint locks (Ultion Bolt), padlocks, security handles (2 Star and 2 Star PLUS), accessibility handles, key tracking accessories (KeyTag with Apple Find My), and the Ultion Sweet door furniture range. All products are backed by industry certifications including Sold Secure Diamond, BSI Kitemark, and Police Preferred Specification, with a £5,000 security guarantee on flagship locks.

Differentiator

Problem solved

Functional benefit

Brands

• Ultion: Home security brand offering high-security door locks, smart locks, padlocks, security handles, and accessories including KeyTag, KeyCap, KeyLight, and Lock Lubricant.
• Ultion Sweet
• LockLock

Products and services

• Ultion 3 Star PLUS Lock Flagship high-security cylinder door lock for UK homeowners, featuring a Molybdenum core 25% denser than iron, patented Lockdown Mode that activates extra firing pins under forced entry, TS007 3-Star / Sold Secure Diamond / BSI Kitemark certifications, and a £5,000 burglary guarantee.
• Ultion Nuki 2025 Premium smart lock combining the Ultion 3 Star PLUS cylinder with Nuki smart technology; built-in Wi-Fi, Matter over Thread, USB-C charging with 9-month battery life, app control, and integration with Apple Home, Google Home, Alexa, and SmartThings — no subscription fees.
• Ultion Nuki Go Entry-level smart lock in the Ultion Nuki family, offering flexible keyless entry via smartphone control and an optional fingerprint keypad, integrated with the Nuki ecosystem for UK doors.
• Ultion Nuki Plus Mid-tier smart lock in the Ultion Nuki range, with remote control, auto-unlock on approach, optional fingerprint keypad for up to 20 registered fingerprints, and integration with Apple HomeKit, Google Home, Alexa, Control4, IFTTT, Ring, and Airbnb.
• Ultion Bolt Multipoint door lock with four independent locking latches that engage automatically when the door closes, eliminating handle lifting, with optional Ultion Nuki transmitter for remote locking and built-in magnet sensor.
• Ultion Padlock Insurance-approved padlock that operates with the customer's existing Ultion house key, providing high-security portable locking for sheds, gates, and outbuildings.
• Ultion 2 Star Security Handle Maximum 2-star security door handle accredited beyond any other handle on the UK market, designed to complement Ultion cylinder locks.
• Ultion 2 Star PLUS Security Handle Most secure Ultion handle, featuring a patented spindle locking switch for enhanced physical attack resistance on the door's exterior.
• Ultion Long Lever (DDA-Compliant Handle) DDA-compliant long-lever door handle designed for accessibility, meeting UK disability discrimination act requirements for users with limited dexterity.
• Ultion KeyTag Key tracker that integrates with Apple Find My, enabling iPhone, iPad, or Mac users to locate their Ultion keys through Apple's Find My network.
• Ultion KeyCap Protective cap for Ultion keys designed to shield the key head and improve everyday handling.
• Ultion KeyLight Built-in LED torch accessory that attaches to the Ultion KeyCap to illuminate the key in dark conditions.
• Ultion Lock Lubricant Graphite-based lock lubricant approved for Ultion locks; applied every 6 months or 5,000 cycles to keep the lock functioning and preserve guarantee coverage.
• Ultion Sweet Door Furniture Door furniture line covering letterplates, knockers, handles, numerals, escutcheons, and blanking plates, finished in seven styles with a 20-year anti-corrosion guarantee.
• Ultion Nuki Door Sensor Bluetooth door sensor that pairs with the Ultion Nuki smart lock to detect door status, trigger automatic locking, and provide open-door and tamper alerts in real time.
• Ultion Nuki Keypad Wireless keypad accessory for the Ultion Nuki smart lock, supporting permanent and temporary access codes for guests, cleaners, and service providers.
• Ultion Nuki Fob Wireless key fob accessory for the Ultion Nuki smart lock that delivers convenient keyless access without requiring a smartphone.

Quantifiable outcome

• £5,000 guarantee paid to customers if burglary occurs through lock-snapping attack on registered Ultion lock
• +4 more outcomes

Named customers3 records

Segments5 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration10 records

Feature6 records

Partnerships

Two partnerships are on record, tiered core.

• NukicoreTechnology or IntegrationUltion, the UK's industry-leading security brand, partnered with Nuki, Europe's leading supplier of smart locks. The partnership combines Ultion's superior physical security (molybdenum core, Lockdown Mode) with Nuki's smart home technology to create smart locks designed specifically for UK doors. Ultion Nuki products feature built-in Wi-Fi, app control, and compatibility with major smart home platforms without subscription fees.
• Apple (Find My)coreTechnology or IntegrationUltion KeyTag integrates with Apple Find My app, allowing users to locate their Ultion keys using their iPhone, iPad, or Mac. The KeyTag is officially 'Made for Ultion' and works within the Apple Find My ecosystem.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Schlage (Allegion): Schlage is a global residential lock and smart lock brand owned by Allegion. It is a broader incumbent with overlapping mechanical and connected lock SKUs that compete with Ultion's premium cylinder and smart lock portfolio, particularly in international markets Ultion could expand into.
• ASSA ABLOY: ASSA ABLOY is the global access solutions giant and parent of Yale, Chubb, and Mul-T-Lock. It is a broad incumbent offering mechanical and digital lock solutions across the same residential, commercial, and institutional customers that Ultion targets with its premium cylinder line.
• Ring (Amazon): Ring is Amazon's home security brand offering doorbells, cameras, and the Ring Smart Lock. It is a broad incumbent ecosystem competitor that bundles smart locks with broader home security subscriptions, directly competing with Ultion Nuki in the connected home category.
• Kwikset: Kwikset is a North American-focused residential lock brand owned by Spectrum Brands offering mechanical cylinders and the Kwikset Halo smart lock family. It is a broader incumbent whose premium anti-attack cylinder positioning is analogous to Ultion's in the UK market.

Direct peers

• ERA Home Security: ERA is a UK-based home security specialist offering door hardware, cylinders, and smart lock products targeting the same homeowner and trade installer channels as Ultion, making it a close direct competitor in the UK door hardware category.
• Nuki: Nuki is Europe's leading smart lock supplier and Ultion's technology partner for the Ultion Nuki line. Nuki also sells its own smart locks across Europe, so it overlaps with Ultion on smart lock product, channel, and target customer despite the co-marketing relationship.
• August Home (ASSA ABLOY): August Home is a smart lock specialist (now part of ASSA ABLOY) known for retrofit smart lock cylinders and HomeKit integration. It is a direct competitor to Ultion Nuki in the smart lock retrofit category, especially in the US and EU markets where Ultion could expand.
• Yale (ASSA ABLOY): Yale is the UK's most established residential lock and smart lock brand and is part of ASSA ABLOY. It directly competes with Ultion across mechanical cylinder locks, multipoint systems, and the Yale Smart Lock / Keyless connected range for UK homeowners.
• Avocet Hardware: Avocet Hardware is a UK door and window hardware manufacturer known for high-security ABS cylinders and handles. It competes directly with Ultion on premium anti-snap cylinder locks specified by UK door manufacturers and installers.

Emerging players

• Eufy (Anker): Eufy is Anker's smart home brand offering video doorbells, smart locks, and home security bundles. It is an emerging player with partial overlap with Ultion in the connected smart lock category, particularly for price-sensitive consumers adopting Matter-based ecosystems.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Ultion