Application: Coupling unit for connecting rack PH 40-3 to Ø 27 mm push-pull tubes in shading systems Material: Zinc die-cast, galvanized Rack compatibility: PH 40-3 Tube compatibility: Ø 27 mm push-pull tube Ridder Article No.: 500208 The Coupling unit PH40 B27x1.5 ST connects Ridder rack PH 40-3 to a 27 mm push-pull tube. Its galvanized zinc die-cast construction ensures durability and corrosion resistance in greenhouse drive systems.

Application: Weld-on sleeve coupling for connecting P26.5 mm drive shafts to 5/4″ steel tubes Material: Galvanized steel Drive shaft: P26.5 mm with 20 mm flat sides Tube connection: Welded to 5/4″ steel shaft (Ø 42 mm) Length: 44 mm Ridder Article No.: 421978 The Weld/sleeve coupling P26.5 B5/4″ ST L44 mm is used to connect flat-sided P26.5 mm drive shafts to 5/4″ steel tubes via welding. Its galvanized finish ensures durability and corrosion resistance in greenhouse environments.

Application: Drives for push-pull shading systems in greenhouses Material: Galvanized steel Length: 4147 mm Compatibility: Ridder RSD250 and TU21-40 pinion housings Ridder Article No.: 413961 The Rack H40-3 / L4147 mm is the longest of the three variants and is ideal for large-scale greenhouse shading systems. Its robust construction and compatibility with Ridder drives ensure long-lasting performance and precise motion control.

Application: Coupling element for 34 mm drive shafts in push-pull drive systems Material: Galvanized steel Function: Allows quick release of the shaft without removing adjacent pinion drives Installation: Screw-on – no welding required Use case: Ideal for maintenance and modular greenhouse systems Ridder Article No.: 419404 The Sleeve coupling P26.5 is a practical connector for 34 mm drive shafts in push-pull systems. It enables tool-free disconnection of the shaft, making it ideal for quick maintenance or replacement of pinion drives. Its galvanized finish ensures long-term corrosion resistance.

Application: Weld-on coupling for connecting pinion housing RSD 250 to 1″ or 5/4″ steel tubes Material: Galvanized steel Drive shaft: P26.5 mm with 20 mm flat sides Tube connection: Welded to 1″ steel shaft (Ø 33.5 mm) Length: 40 mm Ridder Article No.: 401635 The Weld/sleeve coupling P26.5 B1 L40 is used to connect flat-sided P26.5 mm drive shafts to 1″ steel tubes via welding. It is compatible with Ridder RSD 250 pinion housings and ensures a durable, corrosion-resistant connection in greenhouse systems.

Application: Centering the drive shaft when using a weld coupling Material: Stainless steel Function: Allows shaft to be unclamped without removing other pinion drives Packaging unit: 50 pieces Ridder Article No.: 418694 The Centerclip for centring shaft tube TUS 25-40 ensures precise alignment of the drive shaft when using a weld coupling. It allows the shaft to be released without dismantling adjacent pinion drives — ideal for quick maintenance in greenhouse systems.

Application: Mounting plate for attaching RSD 250-40 RR pinion housings to greenhouse trusses Material: Galvanized steel Dimensions: 45 × 45 × 5 mm Hole diameter: Ø 9 mm Use case: Acts as a washer or backing plate for secure bolting Ridder Article No.: 412814 The Counter-plate 45×45×5 D09 VZ is used as a backing plate when bolting Ridder RSD 250-40 RR pinion housings to greenhouse trusses. It ensures a stable and secure connection, especially in steel structures.