Narrow mini excavator with diesel engine, tracked drive, adjustable undercarriage, swiveling boom & joystick (SDKB790)
The SDKB790 is a compact and powerful mini excavator equipped with a reliable Koop diesel engine (9.5 HP), an adjustable tracked undercarriage (680–880 mm), and a swiveling boom (offset function, 120°). Thanks to its narrow design, it is ideal for tight passages, narrow properties, or courtyards.
With a digging depth of up to 1650 mm, a hydraulically lowering dozer blade, and a standard quick coupler system, the SDKB790 is the perfect all-rounder for earthworks in both private and commercial applications. The 360° rotating seat and clearly arranged controls ensure comfort and intuitive operation.
Included in delivery are three buckets (200 mm, 375 mm, 610 mm) as well as a rake – ideal for gripping and sorting materials. An additional control unit allows the connection of hydraulic attachments such as breakers, grapples, or augers.
NOTE: Please only use the HZC Power smart charger (SLM10) to charge the starter battery. We accept no liability for damage caused by the use of third-party chargers.
Technical Data
General
Manufacturer: HZC Power GmbH
Model: SDKB790
Engine: Koop diesel engine, 9.5 HP (7 kW)
Starting system: Electric starter, 12 Volt
Fuel tank: 5.5 liters
Hydraulic oil tank: 14 liters (HLP46)
Weight: approx. 866 kg
Dimensions (L × W × H): 2200 × 680–880 × 2200 mm
Undercarriage: Hydraulically adjustable (680–880 mm)
Travel speed: max. 2 km/h
Max. climbing ability: 25°
Ground pressure: 0.35 kgf/cm²
Digging & Working Performance
Digging depth: 1650 mm
Dumping height: 2140 mm
Reach at ground level: 2670 mm
Digging force: 5.5 kN
Lifting capacity: up to 150 kg
Swing radius: 360°
Swing speed: 13 rpm
Offset boom (side swing): 120°
Hydraulic System
Hydraulic pump: Double gear pump
Hydraulic flow: 30 liters per minute
Working pressure: 160 bar
Maximum pressure: 210 bar
Cooling: Hydraulic oil cooler
Undercarriage (Tracks)
Track dimensions (L × W × H): 1090 × 180 × 320 mm
Special Features
Quick coupler system (standard)
Swiveling boom (offset 120°)
360° rotating seat
Hydraulically lowering dozer blade
Scope of Delivery
200 mm bucket
375 mm standard bucket (mounted)
610 mm trenching bucket
Rake RE5
Standard Equipment
The SDKB790 comes standard with extensive equipment that significantly enhances both comfort and versatility:
- Quick coupler system for tool-free attachment changes – efficient work with different buckets
- Offset boom (120° swing range) – ideal for confined working areas
- Hydraulically adjustable tracked undercarriage from 680 mm to 880 mm – narrow for access, wide for stability
- Hydraulically lowering dozer blade – for leveling and backfilling
- 360° rotating seat with adjustable position – for flexible operation
- Additional control unit on the boom – for hydraulic attachments (e.g. auger, breaker, grapple)
Scope of Delivery
The SDKB790 is delivered ready for operation with a practical accessory package for maximum flexibility:
- 375 mm standard bucket (pre-mounted)
- 200 mm narrow bucket – ideal for trenches
- 610 mm trenching bucket – for larger excavation work
- Rake RE5 – for sorting and gripping materials
- Quick coupler – enables tool-free attachment changes in under a minute
- Additional control unit – for hydraulic attachments
All attachments are matched to the excavator and can be used immediately after delivery. Shipping is carried out via freight forwarding on a stable pallet or steel frame.
Additional accessories and spare parts are optionally available.
Delivery Notes
The mini excavator is delivered assembled to ensure safe transport and easy handling upon arrival. Delivery is carried out by freight forwarding.
Please note:
- Delivery:
Delivery is made curbside. The excavator is unloaded using the truck’s liftgate, so no additional equipment (e.g. forklift) is required.
- Commissioning:
Before first use, all functions should be checked according to the manual and the battery should be fully charged.
The mini excavator is delivered fully assembled and ready for operation. All oils and operating fluids are already filled.












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