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Engine
K950 Active
Air-cooled, 2-stroke 94 cm
3
Power 4.5 kW
Bore/stroke 56 mm/38 mm
Compression ratio 10.0:1
K1250 Active
Air-cooled, 2-stroke 119 cm
3
Power 5.8 kW
Bore/stroke 60 mm/42 mm
Compression ratio 10.0:1
Fuel
Petrol, min. 90 octane unleaded (green pump)
Oil mixture 4% (1:25)
Oil mixture with Partner-oil 2% (1:50)
Tank volume K950 Active 1.0 l
K1250 Active 1.25 l
Full tank under normal operation lasts
approx. 25–30 min.
Carburettor
K950 Active
Tillotson HS282A SmartCarb™ with built in filter com-
pensation.
K1250 Active
Walbro WG 9 SmartCarb™ with built in filter compen-
sation.
Air filter
Three filtration principles:
1. Active centrifugal filtration
2. Oil-immersed 3-layer foam filter
Filter area K950 Active 3.5 dm
2
K1250 Active 3.7 dm
2
3. Dry filter, folded paper filter 16 dm
2
Ignition system
Transistorised ignition system, Electrolux type
Spark plug NGK, BPMR7A or Champion, RCJ7Y
Electrode gap 0.5 mm
Clutch
Centrifugal clutch with 3 clutch shoes.
Engagement speed, min. 3,200 rpm
Automatic lubrication of clutch bearing.
Blade guard
Made of steel. Self-adjusting.
Blade bushing
Replaceable centre bushing for hole diameters:
20.0 mm, 22.2 mm, 25.4 mm (1˝) and 30.5 mm.
Transmission
Belt type V-belt
Sound level
K950 Active
Pressure 102.6 dB(A)
Power 111.7 dB(A)
K1250 Active
Pressure 102.0 dB(A)
Power 114.6 dB(A)
Vibration levels
K950 Active
Idling, front/rear handles 8/9 m/s
2
Full throttle, front/rear handles 6/8 m/s
2
K1250 Active
Idling, front/rear handles 7/7 m/s
2
Full throttle, front/rear handles 5/6 m/s
2
The CE marking indicates that the
manufacturer guarantees that the machine
meets all the requirements of the EU direc-
tives, that is to say those safety standards
which must be met in order for the machine
to be sold within the EES block.
K950/12˝ K950/14˝ K950/16˝ K1250/14˝ K1250/16˝
Cutting blade, diam. 300 mm (12˝) 350 mm (14˝) 400 mm (16˝) 350 mm (14˝) 400 mm (16˝)
Cutting depth 100 mm (4˝) 125 mm (5˝) 145 mm (6˝) 120 mm (5˝) 145 mm (6˝)
Nominal speed, blade spindle 5,400 rpm 5,400 rpm 4,700 rpm 5,400 rpm 4,700 rpm
Transmission ratio, engine/spindle 1/0.52 1/0.52 1/0.42 1/0.51 1/0.47
Dimension with blade:
Length 765 mm 790 mm 815 mm 865 mm 890 mm
Max. width 220 mm 220 mm 220 mm 240 mm 240 mm
Max. height 365 mm 425 mm 465 mm 440 mm 480 mm
Weight, without blade 9.9 kg 10.3 kg 11.2 kg 13.4 kg 14.3 kg
Packaging:
Dimensions carton, mm 700×240×460 700×240×460 715×240×510 780×260×510 780×260×510
Quantity per pallet 15 units 15 units 15 units 12 units 12 units
Technical specifications PARTNER K950 / K1250 Active