Oj Electronics A/S
OJ Electronics A/S designs electronic controls for electric underfloor heating (OJ Microline) and ice and snow melting systems (OJ Winterline), selling via B2B system integrators, installers, and distributors across 35+ countries in Europe, North America, Asia, Australasia, and Africa.
- Company typePrivate
- Founded1970
- HeadquartersSwiebodzice, Poland
- Headcount1–10
- GTM typeB2B
- OfferingHardware or Manufacturing
What Oj Electronics A/S does
OJ Electronics A/S is a Danish electronic controls company headquartered in Stenager 13 B, Sønderborg, Denmark, that designs and develops products for two niche segments: electric underfloor heating thermostats under the OJ Microline brand and ice and snow melting systems under the OJ Winterline brand. Founded in 1970 and operating for over 50 years, it sells its products primarily to B2B customers — professional installers, system integrators, resellers, and distributors — who deploy them in residential and commercial buildings across more than 35 countries spanning Europe, North America, Asia, South America, Australasia, and Africa. OJ Electronics is a wholly owned subsidiary of BITZER Electronics A/S, which sits within the BITZER SE industrial group.
The product portfolio spans programmable and non-programmable thermostats, WiFi- and voice-enabled smart thermostats, touch-screen models, DIN-rail units, and supporting power modules, sensors, and interchangeable frames. Flagship 2023–2024 launches include the UWG5 WiFi LED Touch Thermostat, the USG5 Power Module, the new All-in-One DIN-Rail Thermostat, and the UTN5 Non-Programmable Thermostat — all built on the proprietary NXT GEN Thermostat Platform introduced in February 2024 as a unified R&D foundation for future products. Technical differentiators include built-in Class A GFCI and 15 mA EGFPD protection meeting UL/CSA standards for North American markets, ECO Design Directive compliance for Europe, adaptive control with up to four hours of pre-start capability, voice integration with Amazon Alexa and Google Assistant, mobile-app connectivity via the OJ Microline app (iOS and Android), and 14-language support. The company holds granted industrial-design patents in the USA (D768092) and Canada (161353) for the ADG/ASG thermostat family, and has pending patents on OCD5 energy monitoring and QR-code readouts.
OJ Electronics operates a B2B channel-partner go-to-market model without disclosed consumer-facing e-commerce pricing; sales are quote-based through regional resellers and direct relationships with system integrators, supported by a dedicated technical-support team and private-label/customization options that let partners differentiate in their markets. Distribution is organized around three regional product variants — North America (UL/CSA + GFCI), Europe/Asia/South America (ECO Design compliant), and Australasia/Africa. Revenue, headcount, and ownership-stake figures are not publicly disclosed; customer engagement, pricing, and quotations are handled through online request forms.
Oj Electronics A/S firmographics
Firmographics- Name
- Oj Electronics A/S
- Legal name
- OJ Electronics A/S
- Website
- https://ojelectronics.com
- Company type
- Private
- Founded year
- 1970
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- OJ Electronics A/S designs electronic controls for electric underfloor heating (OJ Microline) and ice and snow melting systems (OJ Winterline), selling via B2B system integrators, installers, and distributors across 35+ countries in Europe, North America, Asia, Australasia, and Africa.
- Ownership category
- akta.pro rank
Oj Electronics A/S industry classification
Industry- Product category
- Electronic Heating Controls
- NAICS
- Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415), Other Measuring and Controlling Device Manufacturing (334519)
- SIC
- Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Electronic & Other Electrical Equipment (No Computer Equip) (3600)
- akta.pro primary industry
- HVAC Equipment (Heating, Cooling & Air Handling) (IMAHAKAB)
- akta.pro secondary industries
- Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG), Sensors & Instrumentation Electronics Manufacturing Services (Transmitters, analyzers, industrial sensors) (IMAGAGAL)
Keywords
Where Oj Electronics A/S is headquartered
LocationHeadquarters
- HQ city
- Swiebodzice
- HQ country
- Poland
- HQ region
- Europe
Offices1 record
Markets served
Oj Electronics A/S business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Supply Chain, Personnel, Marketing or Sales, Operations
Revenue model
- Thermostat and Control Hardware Sales: Primary revenue from designing, developing, and selling electronic controls for electric underfloor heating and HVAC systems. Products include thermostats, sensors, power modules, and ice & snow melting controllers sold to professional installers, system integrators, and through channel partners globally.
- Private Label / Customization Services: Revenue generated through customization and private label options for partners, enabling differentiation in their markets with unique, customized solutions.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Professional/reseller pricing through partner network |
Go-to-market motion1 record
Distribution channels5 records
Marketing channels4 records
Oj Electronics A/S product offering
Product offeringCore offering
OJ Electronics A/S designs, develops, and manufactures electronic controls—including thermostats, power modules, floor and room sensors, and ice & snow melting controllers—for electric underfloor heating and HVAC systems. Its product portfolio spans two main brands, OJ Microline (thermostats) and OJ Winterline (ice & snow melting), with regional variants adapted for North America (UL/CSA, GFCI), Europe (ECO Design Directive), and Australasia/Africa, sold primarily to professional installers, system integrators, and resellers worldwide.
Product overview
OJ Electronics A/S is a Danish company (headquartered in Sønderborg, Denmark) that designs and develops electronic controls for electric underfloor heating and HVAC systems. The company operates two main product brands: OJ Microline (intelligent thermostats for floor heating) and OJ Winterline (ice and snow melting systems). The product portfolio spans multiple market regions including North America, Europe/Asia/South America, and Australasia/Africa. OJ Microline thermostats include WiFi-enabled models (MWD5, UWG5, UWG4) with voice control integration (Amazon Alexa, Google Assistant), touch screen thermostats (OCD5, OCD6, MCD5), clock/programmable thermostats (OCD4, MCD4), DIN rail thermostats (ETN4, ECD4), and power modules (USG5, USG, ASG). OJ Winterline products include ETO2, ETR2, and ETOP controllers for ice and snow melting applications. The company also offers accessories including floor sensors, remote room sensors, frames, and front covers. OJ Electronics serves customers worldwide through a network of distributors and system integrators.
Differentiator
Problem solved
Functional benefit
Brands
- OJ Microline®: Intelligent thermostat product line for electric floor heating, featuring programmable, touch, WiFi, voice control, and smart thermostat solutions with app connectivity.
- OJ Winterline®
Products and services
- OJ Microline Voice and WiFi Thermostat MWD5
Quantifiable outcome
- Save up to 36% CO2 with Green Comfort technology
- +1 more outcomes
Companies that use Oj Electronics A/S
Customer profileSegments5 records
Ideal customer profiles3 records
Oj Electronics A/S technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration4 records
AI capability4 records
Feature8 records
Oj Electronics A/S partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- BITZER Electronics A/ScoreParent company of OJ Electronics A/S, part of BITZER SE group. BITZER Electronics A/S provides the BITZER Integrity Line whistleblower protection system used by OJ Electronics for compliance with Code of Conduct policies.
Scale indicators5 records
Recent moves6 records
Expansion highlights6 records
Oj Electronics A/S competitors and assessment
Company assessmentBroad incumbents
- Resideo (Honeywell Home): Resideo owns the Honeywell Home brand and is one of the world's largest thermostat and HVAC controls makers; competes with OJ in connected thermostats (e.g., T-series) and broader HVAC controls, serving overlapping installer and OEM channels at significantly larger scale.
- Schneider Electric: Schneider Electric provides broad building automation and HVAC controls portfolios (including smart thermostats and DIN-rail controllers) to commercial and residential installers, overlapping with OJ's HVAC Controls & Drives and DIN-rail thermostat offerings.
- Honeywell International: Honeywell is a global incumbent in HVAC controls and building automation with strong installer brand recognition; overlaps with OJ across thermostats and HVAC component controls, serving similar commercial/installer customer base at much larger scale.
- Siemens Smart Infrastructure: Siemens offers HVAC controls, building automation, and smart thermostats as part of its Smart Infrastructure portfolio, directly comparable to OJ's HVAC Controls & Drives line (AHU/Fan/Rotor/Compressor controllers) and competing for similar commercial/installer customers.
Direct peers
- Danfoss: Danfoss is a Danish global leader in heating and HVAC controls, including electronic thermostats and underfloor heating controls — the same core product category and customer base (installers, distributors) as OJ Electronics, with overlapping regional presence in Northern Europe.
- Salus Controls: Salus Controls specializes in smart heating controls (thermostats, underfloor heating controls, smart home gateways) and competes directly with OJ Microline in European installer and OEM channels with comparable product positioning and feature sets.
- Watts Water Technologies: Watts Water Technologies manufactures and distributes underfloor heating controls and thermostats (including the tekmar control brand) targeting installers and OEMs in North America and Europe — a closely comparable product portfolio and channel to OJ.
Emerging players
- Siemens Home (BSH / Voltage Valley) / Tado°: Tado° (Munich-based) is a smart thermostat and HVAC controls vendor focused on European residential heating, with growing integrations into heat-pump and EU regulatory environments — comparable niche competitor to OJ's WiFi/connected thermostats in the European market.
- ecobee (Generac): ecobee is a smart thermostat challenger competing in WiFi/voice-enabled thermostats with home automation and energy-management features that overlap with OJ Microline MWD5/UWG5 — particularly relevant as ecobee pushes into the B2B/specifier channel that OJ serves.
Regional players
- Uponor: Uponor is a leading European supplier of floor heating systems (radiant heating and cooling) and increasingly offers controls and smart thermostats — directly adjacent to OJ's electric underfloor heating controls and serving overlapping European installer/distributor channels.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
Oj Electronics A/S social profiles
Digital presenceOj Electronics A/S compliance and trust
Trust signalCompliance3 records
Oj Electronics A/S financial estimates
Financial estimateRevenue estimate
Valuation estimate
Oj Electronics A/S leadership team
Management profileNumber of profiles
Profiles1 record
Oj Electronics A/S funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Oj Electronics A/S M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Oj Electronics A/S
What does Oj Electronics A/S do?
OJ Electronics A/S designs, develops, and manufactures electronic controls—including thermostats, power modules, floor and room sensors, and ice & snow melting controllers—for electric underfloor heating and HVAC systems. Its product portfolio spans two main brands, OJ Microline (thermostats) and OJ Winterline (ice & snow melting), with regional variants adapted for North America (UL/CSA, GFCI), Europe (ECO Design Directive), and Australasia/Africa, sold primarily to professional installers, system integrators, and resellers worldwide.
Is Oj Electronics A/S a public or private company?
Oj Electronics A/S is a private company. It is classified as corporate owned and is currently operating.
When was Oj Electronics A/S founded?
Oj Electronics A/S was founded in 1970. It employs 1 to 10 people.
Where is Oj Electronics A/S based?
Oj Electronics A/S is headquartered in Swiebodzice, Poland, in the Europe region.
How does Oj Electronics A/S make money?
Two revenue lines are on record. Thermostat and Control Hardware Sales are the primary driver. The others are private Label / Customization Services.
Who are Oj Electronics A/S's main competitors?
Broad incumbents on record are Resideo (Honeywell Home), Schneider Electric, Honeywell International and Siemens Smart Infrastructure. Direct peers are Danfoss, Salus Controls and Watts Water Technologies. Emerging players are Siemens Home (BSH / Voltage Valley) / Tado° and ecobee (Generac). Uponor is listed as a regional player.
Does Oj Electronics A/S have an API?
No public API is recorded for Oj Electronics A/S.
What industry is Oj Electronics A/S in?
Oj Electronics A/S's product category is Electronic Heating Controls. Its primary akta.pro industry code is IMAHAKAB, HVAC Equipment (Heating, Cooling & Air Handling), with a secondary code of IMAHAKAG, Ventilation, Ducting & Air Distribution Equipment. Its NAICS code is 334512 and its SIC code is 3585.