Speroni RAM electric pumps are self-priming multi-impeller pumps with a horizontal axis that offer considerable pressure and a high water flow rate , while ensuring low energy consumption. Thanks to their silence and excellent hydraulic characteristics , these pumps are used in various sectors, including domestic systems , small sprinkler irrigation , vehicle washing and assembly of pressure groups such as pressure tanks .
RAM electric pumps have technical specifications that make them versatile and suitable for different uses. As regards the limits of use, they can operate with a liquid at a temperature of up to 35°C for domestic use according to the EN 60335-2-41 standard, while for other uses the maximum permitted temperature is also 35°C . The ambient temperature can reach up to 40°C , and the manometric suction height can reach up to 7 metres . Furthermore, these pumps are designed for continuous service .
The Speroni RAM electric pump motor is available in both a single-phase version at 230V-50Hz and a three-phase version at 230/400V-50Hz. It is a 2-pole induction electric motor with a speed of 2850 RPM. The motor is insulated in Class F and has IP 44 protection for the Speroni RAM 3-4-5 models and IP 55 for the Speroni RAM 40-50 models.





| Model | RAM 3 | RAM 4 | RAM 5 | RAM 40 | RAM 50 |
| Power Supply | 230V | 230V | 230V | 230V | 230V |
| Nominal Power | 0.8 HP - 0.6 KW | 1 HP - 0.7 KW | 1.5 HP - 1.1 kW | 2 HP - 1.5 kW | 2.5 HP - 1.9 kW |
| Suction Diameter | 1'' | 1'' | 1'' | 1'' 1/4 | 1'' 1/4 |
| Delivery Diameter | 1'' | 1'' | 1'' | 1'' | 1'' |
| Prevalence | from 13 to 34 m | from 18 to 45 m | from 24 to 60 m | from 15 to 49 m | from 18 to 61 m |
| Liquid Flow Rate | 10÷90 L/min | 10÷90 L/min | 10÷90 L/min | 10÷160 L/min | 10÷160 L/min |
| Protection Class - Insulation | IP 44 - F | IP 44 - F | IP 44 - F | IP 55 - F | IP 55 - F |
| Dimensions | 35 x 15 x 12 cm | 38 x 15 x 12 cm | 44 x 18 x 18 cm | 53 x 24 x 19 cm | 56 x 24 x 19 cm |
| Weight | 12.4 kg | 13.9 kg | 14.9 kg | 23.8 kg | 24.9 kg |
| Model | RAM 3 | RAM 4 | RAM 5 | RAM 40 | RAM 50 |
| Power Supply | 230V | 230V | 230V | 230V | 230V |
| Nominal Power | 0.8 HP - 0.6 KW | 1 HP - 0.7 KW | 1.5 HP - 1.1 kW | 2 HP - 1.5 kW | 2.5 HP - 1.9 kW |
| Suction Diameter | 1'' | 1'' | 1'' | 1'' 1/4 | 1'' 1/4 |
| Delivery Diameter | 1'' | 1'' | 1'' | 1'' | 1'' |
| Prevalence | from 13 to 34 m | from 18 to 45 m | from 24 to 60 m | from 15 to 49 m | from 18 to 61 m |
| Liquid Flow Rate | 10÷90 L/min | 10÷90 L/min | 10÷90 L/min | 10÷160 L/min | 10÷160 L/min |
| Protection Class - Insulation | IP 44 - F | IP 44 - F | IP 44 - F | IP 55 - F | IP 55 - F |
| Dimensions | 35 x 15 x 12 cm | 38 x 15 x 12 cm | 44 x 18 x 18 cm | 53 x 24 x 19 cm | 56 x 24 x 19 cm |
| Weight | 12.4 kg | 13.9 kg | 14.9 kg | 23.8 kg | 24.9 kg |
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