
Noiseless multi-cell horizontal surface pump, from 1 HP to 1.5 HP, pump body and impellers in stainless steel (AISI 304), suction and delivery in cast iron with cataphoresis coating, diffusion in Noryl loaded with glass fibre, mechanical seal in graphite and steatite. Generally, the Prisma 25 electric pump is used for water distribution, domestic pressurisation, condominium pressurisation units, and for medium flow irrigation.
Key Features
Brand
ESPA
Model
PRISMA 25
Power supply type
single-phase 230V , three-phase 400V 50Hz
Power P2 Hp
1Hp , 1,25Hp , 1,5Hp
Suction diameter
threaded 1"
Outlet diameter
threaded 1"
BUY MODEL VARIANTS
In this section you will find all the variants of this model in the catalog: you can use the filters below to make your search more specific. When you have identified the variant you need, specify the quantity and use the button to add it to your Shopping List.
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Cl. F
1,00 m
4,00 °C
40,00 °C
Clear Water
Threaded
0,00 °C
50,00 °C
95
2800
IPX5
Continuous
Impeller
Fan forced air
Stainless Steel Aisi 304
Noryl
Cast iron
Stainless Steel Aisi 304
Graphite/Steatite - NBR
+/-10%
AISI 420 stainless steel motor shaft.
Asynchronous, two-pole motor.
Continuous duty.
Single-phase version with built-in thermal protector.


* Note:
dimensions are expressed in millimeters (mm.), unless otherwise specified.
A | B | C | D | E | F | G | H | I | J | L | M | Weight in Kg | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
97178 | SURF. EL. PUMP PRISMA253M 1HP 1-230V | 202 | 127 | 252,5 | 82 | 75 | 109,5 | 218 | 59 | 138 | 8 | 1" | 1" | 13,5 |
97188 | SURF. EL. PUMP PRISMA254M 1,25HP 1-230V | 228,5 | 127 | 279 | 82 | 75 | 109,5 | 218 | 59 | 138 | 8 | 1" | 1" | 14,6 |
97196 | SURF. EL. PUMP PRISMA255M 1,5HP 1-230V | 255 | 127 | 328 | 82 | 75 | 109,5 | 240,5 | 59 | 138 | 8 | 1" | 1" | 17,2 |
97175 | SURF. EL. PUMP PRISMA253 1HP 3-400V | 202 | 127 | 252,5 | 82 | 75 | 109,5 | 218 | 59 | 138 | 8 | 1" | 1" | 13,5 |
97185 | SURF. EL. PUMP PRISMA254 1,25HP 3-400V | 228,5 | 127 | 279 | 82 | 75 | 109,5 | 218 | 59 | 138 | 8 | 1" | 1" | 14,6 |
97194 | SURF. EL. PUMP PRISMA255 1,5HP 3-400V | 255 | 127 | 328 | 82 | 75 | 109,5 | 240,5 | 59 | 138 | 8 | 1" | 1" | 17,2 |
Performance curves at 2900 rpm

Head in m.w.c.
Motor power P2 | flow l/min | 15 | 30 | 45 | 60 | 75 | 90 | 105 | 120 | ||
---|---|---|---|---|---|---|---|---|---|---|---|
SKU | Name | HP/kW | m³/h | 0,9 | 1,8 | 2,7 | 3,6 | 4,5 | 5,4 | 6,3 | 7,2 |
97178 | SURF. EL. PUMP PRISMA253M 1HP 1-230V | 1 / 0,75 | 33 | 32 | 30,5 | 28 | 26 | 22 | 17 | 12 | |
97188 | SURF. EL. PUMP PRISMA254M 1,25HP 1-230V | 1,25 / 0,92 | 43 | 42 | 40 | 37 | 33 | 28 | 22 | 15 | |
97196 | SURF. EL. PUMP PRISMA255M 1,5HP 1-230V | 1,5 / 1,1 | 56 | 55 | 52,5 | 48 | 43 | 37 | 29 | 20 | |
97175 | SURF. EL. PUMP PRISMA253 1HP 3-400V | 1 / 0,75 | 33 | 32 | 30,5 | 28 | 26 | 22 | 17 | 12 | |
97185 | SURF. EL. PUMP PRISMA254 1,25HP 3-400V | 1,25 / 0,92 | 43 | 42 | 40 | 37 | 33 | 28 | 22 | 15 | |
97194 | SURF. EL. PUMP PRISMA255 1,5HP 3-400V | 1,5 / 1,1 | 56 | 55 | 52,5 | 48 | 43 | 37 | 29 | 20 |
Attachment | Format | Size | |
---|---|---|---|
Manuale istruzioni ITA | 3.77 MB | Download | |
Certificato IECEE ITA | 369.37 KB | Download | |
Disegni in 3D ITA | zip | 30.13 MB | Download |