HGX44e/770-4 S Bock semi-hermetic reciprocating compressor. Capacity 67 m3/h, 380-420 V/50 Hz, possibility of regulation 30-70 Hz (depending on operating envelope), suction 42 mm, discharge 28 mm, maximum current 35 A, oil fill BOCKlub E55, 2.7L. Included with this item (code 097G1861) are the mount parts, INT69G, oil heater and Delta PII.