---
product_id: 283421125
title: "Seaflo 12V DC 1.2 GPM 35 PSI 21-Series Diaphragm Water Pressure Pump for Caravan/RV/Boat/Marine, Black"
brand: "seaflo"
price: "$176"
currency: NZD
in_stock: true
reviews_count: 9
category: "Seaflo"
url: https://www.desertcart.nz/products/283421125-seaflo-12v-dc-1-2-gpm-35-psi-21-series
store_origin: NZ
region: New Zealand
---

# 12V DC power efficiency 1.2 GPM high flow rate Auto pressure switch Seaflo 12V DC 1.2 GPM 35 PSI 21-Series Diaphragm Water Pressure Pump for Caravan/RV/Boat/Marine, Black

**Brand:** seaflo
**Price:** $176
**Availability:** ✅ In Stock

## Summary

> 🚿 Pump up your water game with seamless, smart flow!

## Quick Answers

- **What is this?** Seaflo 12V DC 1.2 GPM 35 PSI 21-Series Diaphragm Water Pressure Pump for Caravan/RV/Boat/Marine, Black by seaflo
- **How much does it cost?** $176 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/283421125-seaflo-12v-dc-1-2-gpm-35-psi-21-series)

## 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

- • **Dry-Run Defender:** Thermal protector lets pump run dry without damage
- • **Energy-Savvy Flow:** Low current draw for maximum efficiency on the go
- • **Compact Powerhouse:** Sleek design fits anywhere, delivers big performance
- • **Smart Auto-Pressure:** Built-in switch starts/stops pump with your tap
- • **Whisper-Quiet Operation:** Smooth, silent pumping for peaceful adventures

## Overview

The Seaflo 12V DC 1.2 GPM diaphragm pump offers a professional-grade, compact solution for marine, RV, and caravan water needs. Featuring a built-in 35 PSI pressure switch for automatic operation, low power consumption, and thermal protection for dry-run safety, it ensures reliable, quiet, and efficient water delivery wherever you go.

## Description

NEW 12V Self-Priming Water Pressure Pump 1.2 Gallons/Min (4.3 LPM) 35 PSI Product Details: This product is 100% brand new and comes in original color packing Powerful automatic pressure pump 1.2 Gallons Per Minute (4.3 LPM) capacity flow, and 35 PSI pressure Extremely efficient, very low current draw and offer high capacity output Self priming Smooth, silent operation Can run dry without damage Thermal overload and ignition protection Easy connecting system Low power draw Soft rubber mounts Professional grade pump - Ideal for marine, caravans/RV, and agriculture applications Built-in pressure switch, to automatically turn on and off as you turn your tap or nozzle on and off Beware of inferior non-genuine products on the market that claim to be just as good Specifications Voltage: 12V DC Flow capacity: 1.2 Gallons per minute (4.2 Litres per minute) Water pressure: 35 PSI Hose Outlets: Fixed 10mm (3/8") diam. hose tails Twin core wire Current Draw: 1.7 Amp (max. 2.7 Amp) Dimensions: Length 170mm x Width 100mm x Height 67mm Approvals: CE Applications For marine, RV, agriculture and recreational applications Suits all size boats, caravans, mobile homes, etc. For sinks, taps, showers, or toilets Other applications where you have to transfer water

Review: Amazing - Super quiet and very well built. Worth the price. 2.8GPM as described!
Review: ممتاز

## Features

- Compact design packs a punch!
- Extremely efficient, low electric consumption and high capacity output of 1.2 gallons per minute
- Built-in 35 PSI pressure switch for automatic stop/start
- Built-in pressure switch to automatically turn on and off as you turn your tap or nozzle on and off
- Built-in thermal protector, able to run dry for extended periods without causing any damages

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00DLKT4OO |
| ASIN  | B00DLKT4OO |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #48,538 in Sporting Goods ( See Top 100 in Sporting Goods ) #55 in Boat Plumbing |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (6,053) |
| Customer reviews | 4.4 4.4 out of 5 stars (6,053) |
| Date First Available | 23 July 2013 |
| Date First Available  | 23 July 2013 |
| Flow Rate | 1.2 Gallons Per Minute |
| Is Discontinued By Manufacturer  | No |
| Item Package Quantity | 1 |
| Item Weight | 680 g |
| Item model number | SFDP1-012-035-21 |
| Item model number  | SFDP1-012-035-21 |
| Manufacturer | SEAFLO |
| Manufacturer  | SEAFLO |
| Material | Polypropylene (PP) |
| Part number | SFDP1-012-035-21 |
| Power source type | DC |
| Product Dimensions | 16.51 x 9.65 x 6.35 cm; 680.39 g |
| Product Dimensions  | 16.51 x 9.65 x 6.35 cm; 680.39 g |
| Size | 12 |
| Special Features | Pressure switch |
| Style | Diaphragm Pump |
| Voltage | 12 Volts (DC) |

## Product Details

- **Brand:** SEAFLO
- **Colour:** Black
- **Material:** Polypropylene (PP)
- **Product dimensions:** 16.5L x 9.7W x 6.4H centimeters
- **Style:** Diaphragm Pump

## Images

![Seaflo 12V DC 1.2 GPM 35 PSI 21-Series Diaphragm Water Pressure Pump for Caravan/RV/Boat/Marine, Black - Image 1](https://m.media-amazon.com/images/I/61112CVoZEL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: which side is the inlet ?**
A: There is an arrow pointing from one end to the other. Inlet is the end the arrow starts from. Direction of flow is parallel to the arrow.

**Q: can the cut off pressure be regulated/adjusted to about 15psi?**
A: This pump is built with 35psi switch and  can not adjusted to 15psi. Thank you!

**Q: Im looking to make a water misting system off the side of my rv. Would this pump be good to run for several hours continuously?**
A: Yes, it will run continuously for several hours. I've run it as a transfer pump when needed, and had it running for an entire day. Works great.

**Q: Is it a wash down pump?**
A: This pump can be used as a wash down pump. Thank you!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Amazing
*by D***. on 29 January 2026*

Super quiet and very well built. Worth the price. 2.8GPM as described!

### ⭐⭐⭐⭐⭐ Review
*by س***ي on 4 October 2025*

ممتاز

### ⭐ Review
*by ز***ي on 22 September 2025*

لا يعمل

## Frequently Bought Together

- SEAFLO 21-Series Water Pressure Diaphragm Pump - 12V DC, 1.2 GPM, 35 PSI with Adjustable Pressure Switch, Self-Priming, Quiet Operation for RV, Boat, and Off-Grid Applications
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**Shop now:** [https://www.desertcart.nz/products/283421125-seaflo-12v-dc-1-2-gpm-35-psi-21-series](https://www.desertcart.nz/products/283421125-seaflo-12v-dc-1-2-gpm-35-psi-21-series)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-09*