What Sinalda does

Sinalda UK Limited is a Bedford, United Kingdom-headquartered manufacturer of AC voltage stabilizers, power conditioners, variable transformers, static frequency converters, volt drop compensators, and automatic voltage optimisers. The company's origins date to the early 1970s when founder Alan Dover established the business after leaving BERCO / Claude Lyons; the firm operated for decades as Ashley-Edison (UK) Limited before rebranding to Sinalda UK Limited in 2021 while retaining family ownership and personnel. Sinalda serves enterprise customers in more than 120 countries across verticals including healthcare, data centers, telecommunications, manufacturing, oil and gas, utilities, and government.

The product portfolio is built on three proprietary design topologies — Servo-Electronic / Electro-Dynamic, Static-Electronic, and Digital Pulse Width Modulated (PWM) — covering power ratings from 0.5kVA single-phase residential and SMB units to over 5mVA three-phase industrial systems. Core product lines include the mSVR Series single-phase stabilizers (1-15kVA), single-phase units up to 100kVA, three-phase units up to 5mVA with IP54/NEMA 3 outdoor enclosure options, Power Line Conditioners with built-in Transient Voltage Surge & Spike Suppression (TVSS) and Class II SPD lightning surge protection, variable transformers from 3A to over 800A, static frequency converters from 2kVA to over 500kVA, volt drop compensators up to 1500kVA, and automatic voltage optimisers up to 1000kVA. Manufacturing is controlled through Hong Kong with accredited facilities in Taipei, Taiwan and Shenzhen, China. Certifications include CE marking (2014/30/EU and 2014/35/EU), UKCA, BS EN IEC 61558-2-14, BS EN 55022 EMC conformance, and Constructionline Gold Accreditation.

Revenue is generated primarily through one-time hardware sales on a quote-based pricing model, with extended warranties providing a smaller recurring component and technical support/professional services layered on. Go-to-market combines direct sales (phone, live webchat, quote requests) with a growing reseller and partner program, regional sales centers in the UK, USA, Hong Kong, and Australia, and Amazon UK for the mSVR series. Named enterprise customers include ADNOC, Siemens, Coca-Cola, Mitsubishi Electric, Standard Chartered, RBC Royal Bank, Land Rover, ExxonMobil, BP, E.ON, NHS, Schneider Electric, ABB, Burberry, Philips, Panasonic, Williams F1, Seagate, Manitoba Hydro, and Scottish Power. The company is privately held with no external institutional investors identified.

Name

Sinalda

Legal name

Sinalda (UK) Limited

Website

https://sinalda.com

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

11–50 employees

Short description

Sinalda UK Limited manufactures AC voltage stabilizers, power conditioners, variable transformers, and voltage control solutions from 0.5kVA to 5mVA. The family-owned Bedford, UK-based firm serves enterprise customers in over 120 countries across healthcare, data centers, telecom, manufacturing, and utilities via direct sales, resellers, and Amazon UK.

Ownership category

akta.pro rank

Product category

Power Protection Equipment (Voltage Stabilizers & Power Conditioners)

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Electrical Equipment Manufacturing (33531)

SIC

Power, Distribution & Specialty Transformers (3612), Electronic Coils, Transformers & Other Inductors (3677), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Transformers (Power, Distribution, Instrument, Specialty) (IMAGAAAA)

akta.pro secondary industries

Reactive Power & Power Quality Equipment (Capacitor Banks, Reactors, STATCOM/SVC, Harmonic Filters) (IMAGAAAG), Grid-Scale Power Conversion & Interconnection (PCS, Grid-Tie Inverters, Converter Stations) (IMAGAAAI)

Keywords

• Voltage stabilizers
• Power conditioners
• Voltage control equipment
• Variable transformers
• Frequency converters

Headquarters

HQ city

Bedford

HQ country

United Kingdom

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Voltage Stabilizer Sales: Sale of AC voltage stabilizers ranging from 0.5kVA to over 5mVA for single and three phase applications
2. Power Conditioner Sales: Sale of Power Line Conditioners offering enhanced TVSS protection and electrical noise filtering
3. Variable Transformer Sales: Sale of variable transformers from 3A to over 800A, single and three phase models
4. Frequency Converter Sales: Sale of Static Frequency Converters from 2kVA to over 500kVA with variable or fixed output
5. Voltage Optimization Solutions: Sale of Volt Drop Compensators and Automatic Voltage Optimisers for energy cost reduction
6. Extended Warranties: Standard and extended warranty programs for all product ranges
7. Professional Services: Technical support, installation guidance, and after-sales service

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels9 records

Core offering

Sinalda designs, manufactures, and distributes AC voltage stabilisers, power line conditioners, variable transformers, static frequency converters, volt drop compensators, and automatic voltage optimisers. Products range from 0.5kVA single-phase residential units to over 5mVA three-phase industrial systems, incorporating servo-electronic, static-electronic, and digital PWM topologies with integrated surge and spike protection. Offerings are supported by standard and extended warranty programmes plus professional installation and after-sales service.

Product overview

Sinalda UK is a world leading manufacturer and provider of AC Voltage Stabilizers, Power Line Conditioners, and associated voltage control solutions. The product portfolio centers on three core technology families: (1) Single Phase and Three Phase Voltage Stabilizers and Power Line Conditioners (including the mSVR Series from 1-15kVA for single phase), which provide continuous monitoring and automatic control of output voltage with TVSS surge/spike protection; (2) Variable Transformers and Static Frequency Converters for voltage adjustment and frequency conversion applications; and (3) Volt Drop Compensators and Automatic Voltage Optimizers for energy efficiency and cable cost reduction. All products are supported by standard and extended warranty options. The company was formerly Ashley-Edison (UK) Limited and operates manufacturing controlled through Hong Kong with facilities in Taipei, Taiwan and Shenzhen, China.

Differentiator

Problem solved

Functional benefit

Products and services

• Single Phase Voltage Stabilisers & Power Line Conditioners Voltage stabilisers and power line conditioners for single phase applications from 0.5 to over 100kVA, with international and US voltage models, broad input window options, choice of design topologies, and surge/spike protection built in. Used by commercial and industrial customers to maintain a clean, regulated supply to sensitive equipment.
• Three Phase Voltage Stabilisers & Power Line Conditioners Three phase voltage stabilisers and power line conditioners from 6kVA to 5mVA for industrial-scale applications, available with broad input voltage windows, IP54/NEMA 3 outdoor enclosure option, and up to 3 years standard warranty.
• Power Line Conditioners Power line conditioning solutions offering enhanced Transient Voltage Surge & Spike Suppression (TVSS) protection plus filtering of electrical noise and interference present on the incoming utility supply, delivering a clean regulated supply for sensitive equipment.
• Variable Transformers Variable transformers from 3A to over 800A in single and three phase models, available as manually operated or motorised versions with open or enclosed solutions; output variable from 0 to 117% of input voltage. Includes BS EN IEC 61558-2-14 certified Setavolt SA and mSA models.
• Static Frequency Converters Static voltage and frequency converters from 2 to over 500kVA, available in variable or fixed output versions, with built-in input voltage regulation and galvanic isolation for converting mains frequency and supply characteristics.
• Volt Drop Compensators Voltage compensation devices from 3 to over 1500kVA that eliminate voltage drops on long cables, enabling significant savings on cable costs with a choice of design topologies.
• Automatic Voltage Optimisers Automatic voltage optimisation devices from 5 to over 1000kVA designed to deliver lower energy costs, reduce carbon footprint, and extend the life of load equipment.
• Standard & Extended Warranties Warranty programmes for the full voltage control product range, including standard 1-year/12-month cover on variable transformers and extended warranty coverage options that can be purchased alongside equipment.
• mSVR Series Single Phase Voltage Stabilizers Mini SVR Series of single-phase AC automatic voltage stabilizers / power line conditioners providing clean regulated power with protection against utility mains fluctuations. Available in 7 power ratings from 1kVA to 15kVA. CE/UKCA marked, with RS-232 monitoring interface and EMC conformance to BS EN 55022. Sold direct and via Amazon UK (H Series 220-240V and L Series 110-127V).

Quantifiable outcome

• Energy savings of up to 10% on electricity bills (up to 15-20% in areas with extremely high utility supply)
• +3 more outcomes

Named customers28 records

Segments7 records

Ideal customer profiles8 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

One partnership is on record.

• Reseller Partner ProgramcoreChannel Partner/ Reseller/ DistributorSinalda UK operates a growing network of local resale partners and agents worldwide. The reseller program enables international distribution and local support for customers in over 120 countries.

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• ABB: Global power and automation giant offering voltage regulation, power conditioning and power-quality products across industrial and utility markets. Comparable because it competes head-on with Sinalda's three-phase and single-phase stabilizer portfolios, while also being a Sinalda customer.
• Siemens: Global industrial and infrastructure supplier with power-quality, voltage regulation and electrical-distribution products serving the same manufacturing, utility and process-industry buyers as Sinalda. Comparable on product overlap and as a named Sinalda customer/competitor.
• Eaton: U.S.-headquartered power management company with a wide range of UPS, power conditioning and voltage-regulation products for industrial, data-center and utility customers. Comparable because Eaton's power-quality division competes directly with Sinalda's single- and three-phase stabilizer/conditioner offerings.
• Schneider Electric: Multinational energy management and automation company with extensive power-quality, UPS and voltage-stabilization offerings (including legacy ASCO Power Technologies). Comparable because its power-conditioning portfolio directly overlaps Sinalda's product lines, and Schneider is also listed as a Sinalda customer.
• Emerson Network Power (Vertiv / SolaHD heritage): Critical infrastructure power provider (formerly Emerson, now Vertiv) with SolaHD-style power conditioners, UPS and voltage regulation for industrial and data-center customers. Comparable because Vertiv's power-quality solutions target the same data center, telecom and industrial verticals as Sinalda.

Direct peers

• Servokon Systems: India-based manufacturer of servo voltage stabilizers, power conditioners and transformers for industrial, commercial and residential use. Comparable because its product family (servo and static voltage stabilizers, power conditioners) and go-to-market approach closely track Sinalda's, especially across emerging markets.
• Controlled Power Company: U.S. specialist manufacturer of voltage stabilizers, power conditioners, UPS and frequency converters serving industrial, healthcare and military markets. Comparable because its product mix (voltage regulation, power conditioning, frequency conversion) and target verticals closely mirror Sinalda's single- and three-phase product lines.
• Staco Energy Products: Specialist manufacturer of voltage regulators, power conditioners and UPS systems for industrial, military and OEM customers. Comparable because Staco focuses on the same stabilizer/conditioner niche, including three-phase industrial ratings, and sells into overlapping verticals.
• Reinhausen Group (Maschinenfabrik Reinhausen): German specialist in power transformers, on-load tap-changers and voltage regulation for utility and industrial grids. Comparable because its transformer-based voltage regulation and power-quality solutions compete with Sinalda's three-phase voltage stabilizers and power conditioners.
• AMETEK Programmable Power (Elgar/Reiph): AMETEK's Programmable Power division (Elgar, Reiph, California Instruments brands) manufactures AC power sources, frequency converters and power conditioning equipment. Comparable because its static frequency converters and power conditioners directly overlap Sinalda's SFC and stabilizer portfolio.

Market position

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/SinaldaUK
• YouTubeyoutube.com/channel/UC5ZSojEqEsniuRBBnJLBOQA
• Facebookfacebook.com/SinaldaUK
• LinkedInlinkedin.com/company/sinaldauk/about
• Instagraminstagram.com/sinaldauk

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 Sinalda