
Develops and distributes high-quality outdoor luminaires made of glass, stainless steel and die-cast aluminium.
IP44 Schmalhorst GmbH & Co. KG
Rheda-Wiedenbrück (Headquarters) · Mühlenstraße 20, 33378 Rheda-WiedenbrückNew on Amplifa
About IP44.DE
IP44.DE is a family-owned company based in Rheda-Wiedenbrück that has specialized in the development and distribution of outdoor luminaires since 1993. The product range includes wall lights, ceiling lights, recessed ground lights, bollard and pathway lights, portables, and solar products including smart solutions under the IP44.DE connect label. The luminaires are made from durable materials such as glass, stainless steel and die-cast aluminium and are manufactured by experienced production partners to high quality standards. At the company headquarters at Mühlenstraße 20, development, marketing, sales and logistics bundle their activities; the company also operates its own repair workshop with a success rate of around 95 percent. The luminaires are used in private, commercial and public projects in Europe, the USA and Asia. Distribution takes place through a network of specialist retailers and showroom partners.
- Site
- Rheda-Wiedenbrück
- Processes
- Repair service (repair of outdoor luminaires by service technicians, replacement of defective, Design and development of outdoor luminaires (manufacturing by external production partners), Repair service, Warranty (5 years on LED elements at 2700K, additionally 5 years on coastal grade from April 2026), Customer Service, Downloads (product data sheets, technical drawings, EULUMDAT), Store finder/Distribution via specialist retailers, IP44.DE connect (Smart Lighting)
- Materials
- Glass, Stainless steel, Die-cast aluminium, Aluminium
- Certificates
- 5-year warranty on LED elements (2700 K), 5-year corrosion warranty coastal grade
- Founded
- 1993
- Industries
- Outdoor lighting, Architecture, Landscape architecture/Garden, Private and commercial projects, Public projects
- 01
Design and development of luminaires
- 02
Material selection
- 03
Manufacturing by external production partners
- 04
Distribution via specialist retailers
- 05
Repair and customer service
Materials and Finishes
Glass
Timeless material for luminaire shades and housing details for outdoor use.
Stainless steel
Weather-resistant material, among other finishes in brushed form.
Die-cast aluminium
Cast material for durable luminaire housings, optionally with a coastal grade finish.
Aluminium
Aluminium parts, with a five-year warranty against weather-related corrosion from April 2026.
Sites

Rheda-Wiedenbrück
DEHeadquarters: development, marketing, sales, logistics, repair workshop, showroom
- Materials
- Glass, stainless steel, die-cast aluminium
- Repair workshop
- Showroom
- Logistics
Luminaires and Components





Inside the production





Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Repair service (repair of outdoor luminaires by service technicians, replacement of defectiveAssembly | – | – | – | – | Glass, Stainless steel, Die-cast aluminium |
| Design and development of outdoor luminaires (manufacturing by external production partners)Engineering | – | – | – | – | Glass, Stainless steel, Die-cast aluminium |
Additional services
Quality and Warranty
The luminaires are manufactured by external production partners to high quality standards; the service-friendly design allows disassembly and replacement of components. For LED elements at 2700 Kelvin, a five-year warranty applies from March 2025; for aluminium parts with a coastal grade finish, a five-year warranty against corrosion applies from April 2026.
| Evidence | Rheda-Wiedenbrück |
|---|---|
| 5-year warranty on LED elements (2700 K) | |
| 5-year corrosion warranty coastal grade |
History
- 1973
Family business “Schmalhorst Leuchten International” in Gütersloh – lighting retail in family hands for three generations.
- 1993
IP44.DE's history begins in the Schmalhorst family's lighting business in Rheda-Wiedenbrück; development of the first own outdoor luminaires
- 2017
Renovation of the company headquarters at Mühlenstraße 20 according to the company's own visions and standards
- 2024
Extension of the warranty to five years for luminaires with 2700 Kelvin (from March 2024)
- 2026
Five-year warranty against corrosion on aluminium parts with coastal grade finish (from April 2026)