Goulds Water Technology’ 3656 LH Series low head, close-coupled, end-suction, centrifugal pumps are designed for a variety of refrigeration, cooling, and irrigation applications. These pumps are built with NPT or ANSI flanged suction and discharge in varying sizes. The motors come in open drip-proof or totally enclosed fan cooled, single or three phase, and 1750 or 3500 RPM versions. They’re available in a range of power outputs and voltages. The selected options determine the maximum head and flow. This series features a cast iron or bronze fitted, enclosed impeller available in multiple diameters.
Features
- Back pull-out to reduce maintenance down time
- Standard John Crane Type 21 mechanical seal for both reliability and availability
- Replaceable wearing components include stainless steel shaft sleeve and casing wear ring to maintain peak efficiency
- Enclosed impeller design, dynamic balancing and renewable wear ring reduce losses affecting performance and pump life
- Casing mounting is standard with a vertical discharge however can be rotated in 90 degree increments for side discharge arrangements
Applications
- Evaporative condensers
- Industrial fluid coolers
- Refrigeration and air conditioning systems
- Water circulation
- Liquid transfer
- Irrigation
| GOULDS WATER TECHNOLOGY 3656 LH SERIES CENTRIFUGAL PUMPS |
Goulds Water Technology 3656 LH Series Centrifugal Pumps
Model Comparison Chart
| Model | Discharge (NPT) | HP | Voltage | Phase | RPM |
| 52BF2C2E0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C2A0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C2B0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C2C0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C2D0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF1D1D0 | 2" | 3/4 | 115/230 | 1 | 3500 |
| 52BF2C1E0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C1A0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C1B0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C1C0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C2D0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C1D0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C2E0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C2A0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C2B0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C2C0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C2E0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C2A0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C2B0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C2C0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C2D0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF1D5D0 | 2" | 3/4 | 208-230/460 | 3 | 3500 |
| 51BF1D5E0 | 2" | 3/4 | 208-230/460 | 3 | 3500 |
| 51BF2C1D0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C1A0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C1E0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C1B0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C1C0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF1D2D0 | 2" | 3/4 | 208-230/460 | 3 | 3500 |
| 51BF1D2E0 | 2" | 3/4 | 208-230/460 | 3 | 3500 |
| 51BF1D4D0 | 2" | 3/4 | 115/230 | 1 | 3500 |
| 51BF1D4E0 | 2" | 3/4 | 115/230 | 1 | 3500 |
| 53BF2C1E0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 52BF1F1D0 | 2-1/2" | 1/2 | 115/230 | 1 | 3500 |
| 53BF2C1A0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C1B0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C1C0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C1D0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 51BF1E1C0 | 2" | 1 | 115/230 | 1 | 3500 |
| 52BF2C4C0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C4D0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C4E0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C4A0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C4B0 | 2-1/2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C5C0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C5D0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C5E0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C5A0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 51BF2C5B0 | 2" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C5C0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C5D0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C5E0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C5A0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF2C5B0 | 3" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF1E1E0 | 2-1/2" | 1 | 115/230 | 1 | 3500 |
| 53BF2C4B0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C4C0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C4D0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C4E0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 53BF2C4A0 | 3" | 1/2 | 115/230 | 1 | 1750 |
| 52BF2C5C0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C5D0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C5E0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C5A0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF2C5B0 | 2-1/2" | 1/2 | 208-230/460 | 3 | 1750 |
| 52BF1FBD0 | 2-1/2" | 1-1/2 | 208-230/460 | 3 | 3500 |
| 51BF1GBA0 | 2" | 2 | 208-230/460 | 3 | 3500 |
| 51BF1FBB0 | 2" | 1-1/2 | 208-230/460 | 3 | 3500 |
| 51BF1F1B0 | 2" | 1-1/2 | 115/230 | 1 | 3500 |
| 51BF1EBC0 | 2" | 1 | 208-230/460 | 3 | 3500 |
| 51BF2C4B0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C4C0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C4D0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C4A0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 51BF2C4E0 | 2" | 1/2 | 115/230 | 1 | 1750 |
| 52BF1GBB0 | 2-1/2" | 2 | 208-230/460 | 3 | 3500 |
| 52BF1GBC0 | 2-1/2" | 2 | 208-230/460 | 3 | 3500 |
| 52BF1EBE0 | 2-1/2" | 1 | 208-230/460 | 3 | 3500 |
| 52BF1F9D0 | 2-1/2" | 1-1/2 | 208-230/460 | 3 | 3500 |
| 53BF1G1D0 | 3" | 2 | 115/230 | 1 | 3500 |
| 53BF1G1E0 | 3" | 2 | 115/230 | 1 | 3500 |
| 51BF1E9C0 | 2" | 1 | 208-230/460 | 3 | 3500 |
| 51BF1G1A0 | 2" | 2 | 115/230 | 1 | 3500 |
| 52BF1E9E0 | 2-1/2" | 1 | 208-230/460 | 3 | 3500 |
| 53BF1GBD0 | 3" | 2 | 208-230/460 | 3 | 3500 |
| 53BF1GBE0 | 3" | 2 | 208-230/460 | 3 | 3500 |
| 51BF1E4C0 | 2" | 1 | 115/230 | 1 | 3500 |
| 51BF1G9A0 | 2" | 2 | 208-230/460 | 3 | 3500 |
| 51BF1F9B0 | 2" | 1-1/2 | 208-230/460 | 3 | 3500 |
| 52BF1HBA0 | 2-1/2" | 3 | 208-230/460 | 3 | 3500 |
| 52BF1E4E0 | 2-1/2" | 1 | 115/230 | 1 | 3500 |
| 53BF1G9E0 | 3" | 2 | 208-230/460 | 3 | 3500 |
| 53BF1G9D0 | 3" | 2 | 208-230/460 | 3 | 3500 |
| 51BF1G4A0 | 2" | 2 | 115/230 | 1 | 3500 |
| 51BF1F4B0 | 2" | 1-1/2 | 115/230 | 1 | 3500 |
| 52BF1G1C0 | 2-1/2" | 2 | 115/230 | 1 | 3500 |
| 52BF1G1B0 | 2-1/2" | 2 | 115/230 | 1 | 3500 |
| 52BF1F4D0 | 2-1/2" | 1-1/2 | 115/230 | 1 | 3500 |
| 53BF1HBB0 | 3" | 3 | 208-230/460 | 3 | 3500 |
| 53BF1HBC0 | 3" | 3 | 208-230/460 | 3 | 3500 |
| 52BF1G9B0 | 2-1/2" | 2 | 208-230/460 | 3 | 3500 |
| 52BF1G9C0 | 2-1/2" | 2 | 208-230/460 | 3 | 3500 |
| 52BF1H9A0 | 2-1/2" | 3 | 208-230/460 | 3 | 3500 |
| 52BF1G4B0 | 2-1/2" | 2 | 115/230 | 1 | 3500 |
| 52BF1G4C0 | 2-1/2" | 2 | 115/230 | 1 | 3500 |
| 53BF1H9B0 | 3" | 3 | 208-230/460 | 3 | 3500 |
| 53BF1G4D0 | 3" | 2 | 115/230 | 1 | 3500 |
| 53BF1H9C0 | 3" | 3 | 208-230/460 | 3 | 3500 |
| 53BF1G4E0 | 3" | 2 | 115/230 | 1 | 3500 |
| 53BF1JBA0 | 3" | 5 | 208-230/460 | 3 | 3500 |
| 52BF1H1A0 | 2-1/2" | 3 | 115/230 | 1 | 3500 |
| 53BF1J1A0 | 3" | 5 | 115/230 | 1 | 3500 |
| 53BF1H1C0 | 3" | 3 | 115/230 | 1 | 3500 |
| 53BF1H1B0 | 3" | 3 | 115/230 | 1 | 3500 |
| 53BF1J9A0 | 3" | 5 | 208-230/460 | 3 | 3500 |
| 54BF2C2D0 | 4" | 1/2 | 208-230/460 | 3 | 1750 |
| 54BF2C2E0 | 4" | 1/2 | 208-230/460 | 3 | 1750 |
| 54BF2C2C0 | 4" | 1/2 | 208-230/460 | 3 | 1750 |
| 54BF2C1D0 | 4" | 1/2 | 115/230 | 1 | 1750 |
| 54BF2C1E0 | 4" | 1/2 | 115/230 | 1 | 1750 |
| 54BF2C1C0 | 4" | 1/2 | 115/230 | 1 | 1750 |
| 52BF1H4A0 | 2-1/2" | 3 | 115/230 | 1 | 3500 |
| 54BF2C4C0 | 4" | 1/2 | 115/230 | 1 | 1750 |
| 54BF2C4D0 | 4" | 1/2 | 115/230 | 1 | 1750 |
| 54BF2C4E0 | 4" | 1/2 | 115/230 | 1 | 1750 |
| 54BF2D2B0 | 4" | 3/4 | 208-230/460 | 3 | 1750 |
| 54BF2C5C0 | 4" | 1/2 | 208-230/460 | 3 | 1750 |
| 54BF2C5D0 | 4" | 1/2 | 208-230/460 | 3 | 1750 |
| 54BF2C5E0 | 4" | 1/2 | 208-230/460 | 3 | 1750 |
| 53BF1H4B0 | 3" | 3 | 115/230 | 1 | 3500 |
| 53BF1H4C0 | 3" | 3 | 115/230 | 1 | 3500 |
| 54BF2D5B0 | 4" | 3/4 | 208-230/460 | 3 | 1750 |
| 54BF2D5A0 | 4" | 3/4 | 208-230/460 | 3 | 1750 |
| 53BF1J4A0 | 3" | 5 | 115/230 | 1 | 3500 |
| 54BF2DBA0 | 4" | 3/4 | 208-230/460 | 3 | 1750 |
| 54BF1HBD0 | 4" | 3 | 208-230/460 | 3 | 3500 |
| 54BF1HBE0 | 4" | 3 | 208-230/460 | 3 | 3500 |
| 53BF1KBA0 | 3" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 54BF2D1A0 | 4" | 3/4 | 115/230 | 1 | 1750 |
| 54BF2D1B0 | 4" | 3/4 | 115/230 | 1 | 1750 |
| 54BF2D4B0 | 4" | 3/4 | 115/230 | 1 | 1750 |
| 54BF2D4A0 | 4" | 3/4 | 115/230 | 1 | 1750 |
| 53BF1K9A0 | 3" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 54BF1H9D0 | 4" | 3 | 208-230/460 | 3 | 3500 |
| 54BF1H9E0 | 4" | 3 | 208-230/460 | 3 | 3500 |
| 54BF1JBB0 | 4" | 5 | 208-230/460 | 3 | 3500 |
| 54BF1JBC0 | 4" | 5 | 208-230/460 | 3 | 3500 |
| 54BF1H1D0 | 4" | 3 | 115/230 | 1 | 3500 |
| 54BF1H1E0 | 4" | 3 | 115/230 | 1 | 3500 |
| 55BF2EBE0 | 5" | 1 | 208-230/460 | 3 | 1750 |
| 55BF2EBD0 | 5" | 1 | 208-230/460 | 3 | 1750 |
| 55BF2FBB0 | 5" | 1-1/2 | 208-230/460 | 3 | 1750 |
| 55BF2E1D0 | 5" | 1 | 115/230 | 1 | 1750 |
| 55BF2E1E0 | 5" | 1 | 115/230 | 1 | 1750 |
| 55BF2E9E0 | 5" | 1 | 208-230/460 | 3 | 1750 |
| 54BF1J9B0 | 4" | 5 | 208-230/460 | 3 | 3500 |
| 54BF1J9C0 | 4" | 5 | 208-230/460 | 3 | 3500 |
| 55BF2E9D0 | 5" | 1 | 208-230/460 | 3 | 1750 |
| 55BF2FBA0 | 5" | 1-1/2 | 208-230/460 | 3 | 1750 |
| 55BF2FBC0 | 5" | 1-1/2 | 208-230/460 | 3 | 1750 |
| 55BF2F9C0 | 5" | 1-1/2 | 208-230/460 | 3 | 1750 |
| 55BF2E4D0 | 5" | 1 | 115/230 | 1 | 1750 |
| 55BF2E4E0 | 5" | 1 | 115/230 | 1 | 1750 |
| 55BF2F9B0 | 5" | 1-1/2 | 208-230/460 | 3 | 1750 |
| 55BF2F9A0 | 5" | 1-1/2 | 208-230/460 | 3 | 1750 |
| 54BF1J1C0 | 4" | 5 | 115/230 | 1 | 3500 |
| 54BF1J1B0 | 4" | 5 | 115/230 | 1 | 3500 |
| 55BF2F1A0 | 5" | 1-1/2 | 115/230 | 1 | 1750 |
| 55BF2F1B0 | 5" | 1-1/2 | 115/230 | 1 | 1750 |
| 55BF2F1C0 | 5" | 1-1/2 | 115/230 | 1 | 1750 |
| 54BF1H4D0 | 4" | 3 | 115/230 | 1 | 3500 |
| 54BF1H4E0 | 4" | 3 | 115/230 | 1 | 3500 |
| 55BF2F4B0 | 5" | 1-1/2 | 115/230 | 1 | 1750 |
| 55BF2F4C0 | 5" | 1-1/2 | 115/230 | 1 | 1750 |
| 55BF2F4A0 | 5" | 1-1/2 | 115/230 | 1 | 1750 |
| 54BF1J4B0 | 4" | 5 | 115/230 | 1 | 3500 |
| 54BF1J4C0 | 4" | 5 | 115/230 | 1 | 3500 |
| 54BF1K9A0 | 4" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 55BF1KBD0 | 5" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 55BF1KBE0 | 5" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 55BF1K9E0 | 5" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 55BF1K9D0 | 5" | 7-1/2 | 208-230/460 | 3 | 3500 |
| 55BF1LBB0 | 5" | 10 | 208-230/460 | 3 | 3500 |
| 55BF1LBC0 | 5" | 10 | 208-230/460 | 3 | 3500 |
| 54BF1K4A0 | 4" | 7-1/2 | 115/230 | 1 | 3500 |
| 55BF1L9B0 | 5" | 10 | 208-230/460 | 3 | 3500 |
| 55BF1L9C0 | 5" | 10 | 208-230/460 | 3 | 3500 |
| 55BF1K1D0 | 5" | 7-1/2 | 115/230 | 1 | 3500 |
| 55BF1K1E0 | 5" | 7-1/2 | 115/230 | 1 | 3500 |
| 55BF1MBA0 | 5" | 15 | 208-230/460 | 3 | 3500 |
| 55BF1K4D0 | 5" | 7-1/2 | 115/230 | 1 | 3500 |
| 55BF1K4E0 | 5" | 7-1/2 | 115/230 | 1 | 3500 |
| 55BF1L1B0 | 5" | 10 | 115/230 | 1 | 3500 |
| 55BF1L1C0 | 5" | 10 | 115/230 | 1 | 3500 |
| 55BF1M9A0 | 5" | 15 | 208-230/460 | 3 | 3500 |
| 55BF1L4B0 | 5" | 10 | 115/230 | 1 | 3500 |
| 55BF1L4C0 | 5" | 10 | 115/230 | 1 | 3500 |
| PERFORMANCE CURVES |
| DIMENSIONS |
| MATERIALS OF CONSTRUCTION |
| REPAIR PARTS |
| BROCHURE |
| Goulds Water Technology 3656 LH Series Centrifugal Pump Brochure |
| INSTALLATION MANUAL |
| Goulds Water Technology 3656 LH Series Centrifugal Pump Installation Manual |
| REPAIR PARTS |
| Goulds Water Technology 3656 LH Series Centrifugal Pump Repair Parts |
Pump Products application engineers are standing by to help you find the right pump, as well as to provide price quotes, stocking availability and shipping information. Call our toll free number 1-800-429-0800 to speak to an expert today.
