No. 17, Jalan Delima 2,
Taman Seri Delima,
14100 Juru,
Penang, Malaysia.
+6012-480 1266 (Mr.Loo)
+6012-480 8332 (Ms.Tan)
+6012-480 8332 (Ms.Tan)

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| Model | Pumping Speed m³/hr (cfm) | Power kW (hp) | Max. Vacuum mbar (torr) |
| GHS 1300 VSD+ | 139–1250 (82–736) | 18 (24) | 0.35 (0.26) |
| GHS 1600 VSD+ | 139–1590 (82–936) | 28 (37.5) | 0.35 (0.26) |
| GHS 1900 VSD+ | 139–1810 (82–1065) | 37 (50) | 0.35 (0.26) |