• Description
  • Why Buy From Us

Product Description

The H-Flow High-Pressure Pump H35-12S is part of the EZ Series Booster Pump line, offering high-performance solutions for industrial, commercial, and agricultural applications. With 1.5HP motor power and stainless steel construction, this pump is designed to deliver reliable and efficient operation.

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H-Flow High-Pressure Pump H35-5S

Cast Iron – 35 GPM – 12 Stage – 3 HP

Technical Specifications
Model H-Flow High-Pressure Pump H35-12S
Nominal Flow Rate 35 GPM
Stages 12
Motor RPM 3500 RPM
Motor Frame 56J (C-Face)
HP Rating 3 HP
Phase / Hertz 1 PH / 60 Hz
Inlet 1½″ FNPT
Dimensions (A x B) 24.82″ x 13.63″

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Construction & Design Features

Component Description
Inlet / Motor Bracket Cast Iron
Discharge Housing Cast Iron
Pump Housing 304 Stainless Steel
Impellers Thermoplastic
Diffusers Thermoplastic
Wear Rings 316 Stainless Steel
Shaft & Coupling 316 Stainless Steel
Mechanical Seal Carbon/Ceramic
O-Rings Buna-N

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Installation Manual

Installation Instructions

  1. Preparation:
    • Ensure the installation site is clean, dry, and has sufficient ventilation.
    • Verify that the power supply matches the pump's electrical requirements (3 HP motor, 60 Hz, 3500 RPM).
    • Ensure all piping and fittings are compatible with the pump's inlet and discharge sizes (1½″ NPT).
  2. Mounting:
    • Secure the pump on a stable, level surface to prevent vibrations during operation.
    • If the pump has a support bracket (14+ stages), ensure it is mounted approximately 4 inches from the discharge for added stability.
  3. Piping Connections:
    • Connect the suction pipe to the inlet, ensuring an airtight seal to prevent cavitation.
    • Connect the discharge pipe to the outlet, ensuring proper alignment to avoid stress on the pump housing.
    • Install a check valve and isolation valves on both the suction and discharge lines for easy maintenance.
  4. Electrical Connection:
    • Use a certified electrician to connect the pump to the power source.
    • Follow all local electrical codes and guidelines for safety.
    • Ensure the motor is properly grounded.
  5. Priming the Pump:
    • Fill the pump casing with water through the priming port to eliminate air pockets.
    • Ensure all air is purged from the suction line.
  6. Testing:
    • Turn on the pump briefly to check for proper rotation (refer to the motor manual).
    • Inspect all connections for leaks or vibrations.
    • Run the pump at full capacity and monitor for stable operation.
  7. Maintenance Tips:
    • Regularly inspect the pump for wear or leaks.
    • Clean or replace the mechanical seal and wear rings as needed.
    • Follow the manufacturer's maintenance schedule for optimal performance.

Why Choose Green Vista Living


At Green Vista Living, we’re passionate about providing top-quality renewable energy and eco-friendly products that not only enhance your life but also help protect the planet. We’ve built our business with one mission in mind: to be the go-to destination for renewable energy solutions, outdoor gear, and off-grid supplies. When you shop with us, you’re not just getting innovative products—you’re joining a community that’s committed to sustainability.

We Put Our Customers First


As a small, dedicated team, we care deeply about your experience. Unlike large, faceless online companies, Green Vista Living offers a personal touch in everything we do. We're here for you from start to finish—whether you need product advice, support after a purchase, or just have questions. Our knowledgeable customer service team is always just a phone call or email away, ready to assist you in any way possible.

We Share Your Passion for the Planet


Our love for the outdoors and sustainable living runs deep. Most of our team hails from the mountains of Colorado, where renewable energy and the environment are part of daily life. So when you call Green Vista Living, you’ll speak directly with an expert who understands both the technical side of renewable products and the lifestyle they support. Whether you’re looking for solar generators, EV chargers, or any of our eco-friendly offerings, you can trust us to guide you with expertise and passion.

Trusted Industry Experts


Our close partnerships with the best brands in renewable energy and outdoor gear give us insider knowledge that you won’t find anywhere else. We’ve taken the time to carefully select products that stand out for their quality and reliability. At Green Vista Living, we believe in understanding our products inside and out so that we can help you make the right choice with confidence.

More Reasons to Love Green Vista Living


Price Match Guarantee: Thanks to our partnerships, we offer the best prices around. If you find a better deal, we’ll refund the difference.


Free Shipping: We offer free shipping on most orders to the lower 48 U.S. states, making your shopping experience even easier.


100% Secure Ordering: Our site uses SSL Encryption technology to keep your payment and personal information safe and secure.


Volume Discounts: For large orders, we’re happy to provide special pricing—just reach out for a custom quote.


Authorized Dealer: As an authorized dealer for all our brands, you’ll receive full manufacturer warranties with every order.


At Green Vista Living, we aim to make your renewable energy and outdoor experience as seamless and enjoyable as possible. With our unmatched customer service, expertise, and dedication to quality, you can shop with confidence, knowing you’re supporting a company that’s as committed to the planet as you are.

Frequently Asked Questions

Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.
REAL REVIEWS, REAL RESULTS

Feedback From Our Customers

At Green Vista Living, we pride ourselves on delivering top-quality products and exceptional service to solar professionals and homeowners alike. Here's what our customers have to say about their experiences with us.

Kevin Leary
May 18, 2025
★★★★★

Incredible Tech Support from Anees of Green Vista Living. Exceptional service and went above and beyond on every question.

Bryan Cunningham
Off grid Kit • Dec 21, 2025
★★★★★

Shipment was slow due to high demand, but the team kept me informed and ensured everything arrived properly.

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