
Dereike Dhb 210b D40 Vacuum Blower for Gas Analysis. Oil-Free Operation: Side channel structure ensures oil-free vacuum performance for clean gas analysis. High Vacuum Capability: Delivers up to -120 mbar vacuum and 130 mbar pressure with 80 m3/h airflow. Low Noise Design: Operates quietly at 53 dB (A) for comfortable working environments. Wide Voltage Range: Supports 200-240V and 345-415V for versatile global power compatibility. IE2/IE3 Efficiency: Available in IE2 and IE3 standard motor efficiency classes for energy saving. Rigorous Quality Control: Every unit undergoes quality testing and dynamic balance before delivery. Fast Delivery: Ships within 5-7 days after order confirmation and deposit receipt. Versatile Applications: Suitable for over 30 applications including pneumatic conveying and sewage treatment.