Makita Twin 18V LXT SDS-Max Brushless Rotary Demolition Hammer 40MM Bare Unit - DHR400ZKU
The Makita model DHR400ZKU is a 40mm cordless SDS-Max rotary hammer powered by two 18V Li-Ion batteries in series. Two 18V LXT® Lithium-Ion batteries deliver the power and run time for corded demands without leaving the 18V LXT® platform. Powerful BL™ Brushless motor delivers 250-500 RPM, 1,450-2,900 BPM and 8.4 ft.lbs. of impact energy to handle the most demanding applications. Auto-start Wireless System (AWS™) utilizes Bluetooth® technology for wireless power-on/off communication between the tool and dust extractor. Advanced AVT® is a synchronized, three-component system that actively works to reduces vibration resulting in a low 5 m/s2. Advanced AVT® includes an air actuated counterbalance that utilizes air pressure to produce counterweight motion and effectively reduce vibration. Supplied with side handle, depth stop, bit grease, cloth, wireless unit in a carry case. Body only / Naked machine supplied without battery or charger.
Features and Benefits:
- Auto-Start Wireless System (AWS) - connects to compatible dust extractors with Bluetooth. The dust extractor automatically runs while the switch is on.
- Brushless motor
- Variable speed
- Electric brake
- Soft start
- Constant speed control
- Torque limiter
- LED job light
- "Soft no load"" function automatically reduces the motor speed during idling to suppress the vibration of the machine body.
- 2-mode operation: Rotation with hammering / Hammering only
Technical Specification:
Battery Type - Lithium-ion
Body only machine
Voltage - 36 (18V x2) v
Max in concrete (TCT bit) - 40 mm
Max in concrete (TCT core) - 105 mm
Impact energy - 8.0 J
Shank - SDS-MAX
Blows per minute - 1450 - 2900 bpm
Noise sound pressure - 91 dB(A)
Noise sound power - 102 dB(A)
Noise K factor - 3 dB(A)
No Load Speed - 250 - 500 rpm
Vibration K factor - 1.5 m/sec²
Vibration: Hammer Drilling - 5.0 m/sec²
Vibration: Chiselling - 4.5 m/sec²
Net weight - 7.3 - 8.1 kg
Supplied With:
1 x Side handle1 x Depth stop
1 x Bit grease
1 x Cloth
1 x Wireless unit
1 x Carry case
