---
product_id: 111198576
title: "12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump"
brand: "seaflo"
price: "364.70 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Seaflo"
url: https://www.desertcart.tn/products/111198576-12v-1-2-gpm-35-psi-water-pressure-diaphragm-pump
store_origin: TN
region: Tunisia
---

# 12V power for versatile use 1.2 GPM flow rate for steady water supply 35 PSI pressure with built-in auto switch 12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump

**Brand:** seaflo
**Price:** 364.70 DT
**Availability:** ✅ In Stock

## Summary

> 💧 Power your flow, effortlessly and reliably!

## Quick Answers

- **What is this?** 12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump by seaflo
- **How much does it cost?** 364.70 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/111198576-12v-1-2-gpm-35-psi-water-pressure-diaphragm-pump)

## Best For

- seaflo enthusiasts

## Why This Product

- Trusted seaflo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Tap Ready:** Supports water supply to two outlets simultaneously for multitasking convenience.
- • **Durable & Certified:** Meets RoHS, SGS, and ISO standards with ignition protection for reliable, safe operation.
- • **Compact & Lightweight:** Weighs just 1.3 lbs with industry-standard mounting for easy installation anywhere.
- • **Versatile Application:** Ideal for marine, RV, agricultural spraying, filtration, and solar water systems.
- • **Smart Auto Pressure Control:** Built-in pressure switch starts/stops pump automatically, saving energy and extending pump life.

## Overview

The Seaflo 12V 1.2 GPM 35 PSI Diaphragm Pump is a compact, self-priming water pressure pump designed for dual outlet use. Featuring a built-in pressure switch for automatic operation, it delivers steady water flow at 1.2 gallons per minute and 35 PSI. Lightweight and durable, it meets key safety and quality certifications, making it perfect for marine, RV, agricultural, and filtration applications.

## Description

The 21-Series Pumps are compact and designed for a wide range of applications including liquid transfer, spraying, circulation, filtration and dispensing. The 21-series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1.2 gallons per minute. Miniature multi outlet water pressure pump serves 1 or 2 3/8” (10 mm) outlets at any one time. This compact automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when faucet is opened and closed.TYPICAL APPLICATIONSMarine, RV, Agricutural Spraying, General Industial, Filtration, Beverage Processing, Solar Water System.INFORMATIONType:2 Chamber positive displacement diaphragm pump, self priming, capable of being run dryControl Type:Pressure switchMax Recommended Temperature:60° C (140° F)Priming Capabilities:4 feet (1.2 m) suction liftRe-start Pressure Shut-off Pressure 35 PSI: 25 PSI ±5 PSI (±0.3 bar)Inlet/Outlet Ports:3/8" (10 mm) hose barbWeight:1.3 lbs (0.6 kg)MOTORLeads:18 AWG, 14" (35 cm) long with 2-Pin connector / LeadsDuty Cycle:IntermittentMax.Amp Draw:4.0 AFuse:6.0 ASTANDARD PUMP CONFIGURATIONSVoltage:12VOpen Flow（GPM/LPM）:1.2 / 4.3Max Draw:4.0AShut-off Pressure（PSI/BAR):35 / 2.4Valves:EPDMDiaphragm:Santoprene

Review: Watering the allotment - Using to water the allotment through a 25m hose,works great with enough pressure. Operates via solar and a 6amp battery...auto pressure on/off working well
Review: Great - Great water pump, I use it for a home-made irrigation system I built during the summer. Gets the job done! Easy enough to adjust the pressure.

## Features

- Able to supply water to two taps. 2 years warranty.
- 18AWG,13" long Leads. 10mm (3/8") Hose barb connections.
- Ignition protected.
- Meets or exceeds RoHS, SGS, and ISO standards.
- Industry standard mounting pattern. Intermittent duty.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01CIZMC32 |
| Best Sellers Rank | 8,667 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 3 in Boat Water Pressure Pumps |
| Brand | Seaflo |
| Colour | Black, Orange |
| Country of Origin | China |
| Customer Reviews | 4.1 out of 5 stars 589 Reviews |
| Flow Rate | 1.2 Gallons Per Minute |
| Global Trade Identification Number | 06970424907688 |
| Item Dimensions L x W x H | 16.9L x 9.8W x 6.2H centimetres |
| Item Weight | 1.32 Pounds |
| Manufacturer | Seaflo |
| Material | Polypropylene (PP) |
| Maximum Lifting Height | 4 Feet |
| Model Number | SFDP1-012-035-21 |
| Part Number | SFDP1-012-035-21 |
| Power source | ['Electricity'] |
| Product Style | Classic |
| Product dimensions | 16.9L x 9.8W x 6.2H centimetres |
| Style | Classic |
| UPC | 790149956923 637776648466 |
| Unit Count | 1.0 count |
| Usage | RV, Boat, Off-Grid Systems, Agriculture, General Industrial, Automotive |
| Voltage | 12 Volts |

## Product Details

- **Brand:** Seaflo
- **Colour:** Black, Orange
- **Item weight:** 599 g
- **Material:** Polypropylene (PP)
- **Maximum flow rate:** 1.2 Gallons Per Minute
- **Maximum lifting height:** 4 Feet
- **Power source:** ['Electricity']
- **Product dimensions:** 16.9L x 9.8W x 6.2H centimetres
- **Style:** Classic
- **Voltage:** 12 Volts

## Images

![12V 1.2 GPM 35 PSI Water Pressure Diaphragm Pump - Image 1](https://m.media-amazon.com/images/I/6149ywb8yYL.jpg)

## Questions & Answers

**Q: In addition to the pressure demand switch, is there an on/off switch?**
A: No, there is no built-in on/off switch, however, you can install a switch on the positive lead from the 12v source.

**Q: How would you rate the quietness of this pump?**
A: I would rate the pump as very quiet while operating

**Q: Does the pump have a check valve so i can t it in line with a city water hookup in my rv?**
A: No.

**Q: What are the wires for coming out of the pump?**
A: Pump is 12 volt. Red hot black ground. Has instructions to wire. Pump gas pressure switch that shuts on and off as when faucet is turned. I suggest adding switch in hot side so you can completely shut down .

## Customer Reviews

### ⭐⭐⭐⭐⭐ Watering the allotment
*by K***Y on 5 May 2026*

Using to water the allotment through a 25m hose,works great with enough pressure. Operates via solar and a 6amp battery...auto pressure on/off working well

### ⭐⭐⭐⭐⭐ Great
*by O***T on 22 September 2025*

Great water pump, I use it for a home-made irrigation system I built during the summer. Gets the job done! Easy enough to adjust the pressure.

### ⭐⭐⭐⭐ Great little pump with back-pressure shutoff
*by M***E on 13 October 2025*

Do not tighten mounting screws too tight as this will result in vibration/noise

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**Shop now:** [https://www.desertcart.tn/products/111198576-12v-1-2-gpm-35-psi-water-pressure-diaphragm-pump](https://www.desertcart.tn/products/111198576-12v-1-2-gpm-35-psi-water-pressure-diaphragm-pump)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-02*