The T11-50 gearboxes are maintenance free, compact gearboxes with parralel input and output shaft for use in indirect driven ventilation systems. The T11-50 gearboxes feature a gearwheel transmission (i=1) and are available with a single side output shaft with universal joint of double sided output shaft with one or two universal joints. The T11-50 gearbox is available with vertical and horizontal shaft positions (shaft positions regarding to the mounting surface of the gearbox). The T11-50 gearbox is being delivered in a zinc plated steel housing and is being equipped with mounting supports for mounting to the greenhouse post. Connecting of the T11-50 gearbox to a motor gearbox or drive shafts is possible with slide welding joints or chain couplings. T11-50 Gearboxes: Drive torques up to 50Nm; Rotational speed up to 140 rpm; Universal joints 45° (45G); Versions with single side outgoing drive shaft (E) in left (L) and right (R) with one universal joint; Versions with double sided outgoing drive shaft (D) with one (R) or two (RL) universal joints; Versions with vertical drive shaft (V) and horizontal drive shaft (H) positions; Other specifications available on request.

ERH40E and RH40D gearboxes are maintenance-free, compact power units for systems where a right-angled transmission must be used. ERH40E and RH40D gearboxes feature a right-angled gearwheel transmission (i=1) and are available in a right-angled version (RH40E) and in a T-version with continuous drive shaft (RH40D). RH40 right-angled gearwheel transmissions are housed in an aluminium housing. Welded sleeve couplings and chain couplings can be used to couple to the tubular drive shafts. ERH40 Gearboxes: Drive torque up to 40 Nm; Rotational speed up to 40 rpm; Suitable for intermittent operation, operating class s3-30%, duty cycle maximum 25 minutes; Other specifications and colours available on request.

Square aluminium gearbox with steel gear ratio (i=1). The compact construction results in a minimum installation size and a low weight. Specifically developed for use with side wall roller screens. The gearbox can be fitted directly into roll tubes with a diameter of 50mm.