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Hayward Universal HC Series Dual Fuel Heater with OmniX 275K

by Hayward
$3,754.32

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✓ Authorized Dealer
✓ Free Shipping
✓ Manufacturer Warranty
✓ Expert Support

The Hayward Universal HC Series Dual Fuel Heater with OmniX 275K combines dual-fuel flexibility with premium OmniX automation intelligence. Engineered for easy drop-in replacement with direct compatibility to Hayward plumbing adapters, and featuring OmniX embedded intelligence for enhanced programmability, advanced diagnostics, and seamless remote connectivity.

Built by Hayward with a durable cupro-nickel heat exchanger, Hayward's Universal Display compatible with Omni, OmniX, and competitive automation systems, compact zero-clearance design, and simple propane conversion. 275,000 BTU outdoor-rated dual-fuel heater. Backed by a 3-year parts and 1-year labor warranty.

⚠️ Professional Installation Required. Pool heater installation involves gas line connections and electrical wiring. Always use a licensed contractor to ensure safety, code compliance, and warranty validity.

Key Features

Dual-Fuel: Natural Gas and Propane

Simple propane conversion — works with both NG and LP without buying separate heaters.

275,000 BTU Output

Mid-range dual-fuel heating with OmniX intelligence — between 200K and 400K BTU.

OmniX Embedded Intelligence

Enhanced programmability, advanced diagnostics, and seamless remote connectivity built in.

Hayward Universal Display

Consistent control experience across Omni, OmniX, and competitive automation systems.

Cupro-Nickel Heat Exchanger

Durable cupro-nickel for long-term reliability and corrosion resistance.

Drop-In Replacement for Any Brand

Engineered for Hayward plumbing adapters — easy replacement for competitors' heaters.

Zero-Clearance Compact Design

Fits even the tightest equipment pads — no wall clearance required.

Advanced Diagnostics

Built-in diagnostics simplify troubleshooting and reduce service calls.

3-Year Parts / 1-Year Labor Warranty

Strong warranty coverage for residential installation.

Who It's For

  • Pool owners using Hayward OmniX automation who want dual-fuel flexibility at 275K BTU
  • Drop-in replacement installations compatible with existing Hayward or competitor plumbing
  • Salt water pools and chemically demanding applications benefiting from cupro-nickel construction
  • Compact equipment pads where zero-clearance design is essential

Specifications

Heating Performance

BTU Output 275,000 BTU
Fuel Type Natural Gas / Liquid Propane (Dual-Fuel)

Controls & Automation

Automation OmniX Embedded Intelligence
Display Hayward Universal Display
Compatibility Omni, OmniX, and competitive automation systems

Construction

Heat Exchanger Cupro Nickel
Wall Clearance Required Zero

Physical

Product Weight 164 lb
Shipping Dimensions 31 × 24 × 40 in
Application Outdoor

Approvals & Warranty

Warranty 3 Years Parts / 1 Year Labor

What's in the Box

  • Hayward Universal HC Series Dual Fuel Heater with OmniX 275K
  • User Manual

Warranty

The Hayward HC Series HDFS275 comes with a 3-year parts and 1-year labor manufacturer warranty. Clearflow Pool Supply is an authorized Hayward dealer and will assist with any warranty service needed.

Downloads

Frequently Asked Questions

What is the difference between the HDFS275 and the HDFS400?

Both are OmniX-enabled dual-fuel HC Series heaters with cupro-nickel heat exchangers and zero-clearance design. The HDFS275 outputs 275K BTU, suited for mid-size pools in the 20,000–30,000 gallon range. The HDFS400 outputs 400K BTU for larger pools. Both share the same 3-year parts and 1-year labor warranty.

How does propane conversion work?

The HDFS275 ships ready for natural gas. Simple propane conversion allows your licensed installer to switch fuel sources at installation time or later — making it one of the most flexible heaters available.

What is OmniX?

OmniX is Hayward's advanced pool automation platform. Embedded in this heater, it enables enhanced programmability, advanced diagnostics, and seamless remote connectivity. The Universal Display also ensures compatibility with standard Omni systems and competitive third-party automation platforms.

Is this outdoor-only?

Yes. The HDFS275 is rated for outdoor installation only.

Does this heater require professional installation?

Yes. Gas heater installation involves connecting to a natural gas or propane supply line, electrical wiring, and proper venting. A licensed pool contractor must perform the installation to ensure safety, local code compliance, and warranty validity.

Description
✓ Authorized Dealer ✓ Free Shipping ✓ Manufacturer Warranty ✓ Expert Support

The Hayward Universal HC Series Dual Fuel Heater with OmniX 275K combines dual-fuel flexibility with premium OmniX automation intelligence. Engineered for easy drop-in replacement with direct compatibility to Hayward plumbing adapters, and featuring OmniX embedded intelligence for enhanced programmability, advanced diagnostics, and seamless remote connectivity.

Built by Hayward with a durable cupro-nickel heat exchanger, Hayward's Universal Display compatible with Omni, OmniX, and competitive automation systems, compact zero-clearance design, and simple propane conversion. 275,000 BTU outdoor-rated dual-fuel heater. Backed by a 3-year parts and 1-year labor warranty.

⚠️ Professional Installation Required. Pool heater installation involves gas line connections and electrical wiring. Always use a licensed contractor to ensure safety, code compliance, and warranty validity.

Key Features

Dual-Fuel: Natural Gas and Propane

Simple propane conversion — works with both NG and LP without buying separate heaters.

275,000 BTU Output

Mid-range dual-fuel heating with OmniX intelligence — between 200K and 400K BTU.

OmniX Embedded Intelligence

Enhanced programmability, advanced diagnostics, and seamless remote connectivity built in.

Hayward Universal Display

Consistent control experience across Omni, OmniX, and competitive automation systems.

Cupro-Nickel Heat Exchanger

Durable cupro-nickel for long-term reliability and corrosion resistance.

Drop-In Replacement for Any Brand

Engineered for Hayward plumbing adapters — easy replacement for competitors' heaters.

Zero-Clearance Compact Design

Fits even the tightest equipment pads — no wall clearance required.

Advanced Diagnostics

Built-in diagnostics simplify troubleshooting and reduce service calls.

3-Year Parts / 1-Year Labor Warranty

Strong warranty coverage for residential installation.

Who It's For

  • Pool owners using Hayward OmniX automation who want dual-fuel flexibility at 275K BTU
  • Drop-in replacement installations compatible with existing Hayward or competitor plumbing
  • Salt water pools and chemically demanding applications benefiting from cupro-nickel construction
  • Compact equipment pads where zero-clearance design is essential

Specifications

Heating Performance

BTU Output 275,000 BTU
Fuel Type Natural Gas / Liquid Propane (Dual-Fuel)

Controls & Automation

Automation OmniX Embedded Intelligence
Display Hayward Universal Display
Compatibility Omni, OmniX, and competitive automation systems

Construction

Heat Exchanger Cupro Nickel
Wall Clearance Required Zero

Physical

Product Weight 164 lb
Shipping Dimensions 31 × 24 × 40 in
Application Outdoor

Approvals & Warranty

Warranty 3 Years Parts / 1 Year Labor

What's in the Box

  • Hayward Universal HC Series Dual Fuel Heater with OmniX 275K
  • User Manual

Warranty

The Hayward HC Series HDFS275 comes with a 3-year parts and 1-year labor manufacturer warranty. Clearflow Pool Supply is an authorized Hayward dealer and will assist with any warranty service needed.

Downloads

Frequently Asked Questions

What is the difference between the HDFS275 and the HDFS400?

Both are OmniX-enabled dual-fuel HC Series heaters with cupro-nickel heat exchangers and zero-clearance design. The HDFS275 outputs 275K BTU, suited for mid-size pools in the 20,000–30,000 gallon range. The HDFS400 outputs 400K BTU for larger pools. Both share the same 3-year parts and 1-year labor warranty.

How does propane conversion work?

The HDFS275 ships ready for natural gas. Simple propane conversion allows your licensed installer to switch fuel sources at installation time or later — making it one of the most flexible heaters available.

What is OmniX?

OmniX is Hayward's advanced pool automation platform. Embedded in this heater, it enables enhanced programmability, advanced diagnostics, and seamless remote connectivity. The Universal Display also ensures compatibility with standard Omni systems and competitive third-party automation platforms.

Is this outdoor-only?

Yes. The HDFS275 is rated for outdoor installation only.

Does this heater require professional installation?

Yes. Gas heater installation involves connecting to a natural gas or propane supply line, electrical wiring, and proper venting. A licensed pool contractor must perform the installation to ensure safety, local code compliance, and warranty validity.

Shipping

Shipping Policy

At ClearFlow Pool Supply, we keep things simple.

👉 Free shipping on all orders within the United States.
No hidden fees. No surprises.


Order Confirmation

As soon as you place your order, you’ll receive an order confirmation email.

This means:

  • we’ve received your order
  • your payment method has been pre-authorized

Once your order is in our system, we verify:

  • product availability
  • inventory status with our suppliers

If an item is unavailable or backordered, we will:

  • void the pre-authorization
  • contact you promptly to discuss alternatives

If your item is in stock and ready to ship (typically within 3–5 business days), your order will be processed and prepared for shipment.


Order Shipment

Orders that are in stock will typically ship within 3 business days.

You will receive a shipping confirmation email with tracking details within 24 hours of your order leaving the warehouse.

If you do not receive tracking information within 4 business days, please contact us at:

👉 support@clearflowpoolsupply.com 


Shipping Scope

We currently ship to customers within the United States.

Due to the size and nature of many pool equipment products, some orders may ship via freight carriers. Delivery times may vary depending on location and product availability.


International Orders

At this time, our products are designed and configured for the U.S. market, operating on 110V electrical systems and meeting U.S. safety standards.

We may be able to accommodate international orders on a case-by-case basis.
If you are located outside the United States, please contact us to request a custom shipping quote.


Damaged Shipments

Please inspect your order upon delivery.

If you notice any damage:

  • note it with the carrier before signing
  • or refuse the delivery if damage is severe

If you accept the delivery:

👉 Take clear photos of:

  • the packaging
  • the damaged product

Then email us immediately at:

👉 support@clearflowpoolsupply.com

We will work with you quickly to resolve the issue.


Returns

For full details on returns, please visit our Returns Policy page.

Why Buy from Us

Why Buy From Us

We understand—you have options when it comes to buying pool equipment online.

At ClearFlow Pool Supply, our goal is simple:

👉 provide reliable products
👉 offer a straightforward buying experience
👉 and support you every step of the way

Here’s what sets us apart.


Free Shipping Across the U.S.

No hidden fees. No surprises.

All orders ship free within the United States, including large and heavy equipment.


Competitive Pricing

We work to offer strong, competitive pricing across our entire catalog.

If you find the same product available online at a lower total price, feel free to reach out—we’re happy to review it.


30-Day Return Policy

If your product isn’t the right fit, we offer a 30-day return window.

We aim to make the process as simple and straightforward as possible.
(See our Returns Policy for full details.)


Reliable Equipment

We focus on products that matter:

  • durable
  • proven
  • built for long-term use

Our goal is to help you avoid the frustration of unreliable or low-quality equipment.


Customer-Focused Support

We’re here to help before and after your purchase.

Whether you’re:

  • replacing a component
  • upgrading your system
  • or choosing equipment for the first time

👉 we’re here to make the process easier


Our Commitment

We stand behind what we sell.

If something isn’t right, we’ll work with you to resolve it quickly and fairly.


Price Match Policy

If you find the same product offered at a lower total price (including shipping), contact us at:

👉 support@clearflowpoolsupply.com

We’ll review the offer and do our best to match it.

Description
✓ Authorized Dealer ✓ Free Shipping ✓ Manufacturer Warranty ✓ Expert Support

The Hayward Universal HC Series Dual Fuel Heater with OmniX 275K combines dual-fuel flexibility with premium OmniX automation intelligence. Engineered for easy drop-in replacement with direct compatibility to Hayward plumbing adapters, and featuring OmniX embedded intelligence for enhanced programmability, advanced diagnostics, and seamless remote connectivity.

Built by Hayward with a durable cupro-nickel heat exchanger, Hayward's Universal Display compatible with Omni, OmniX, and competitive automation systems, compact zero-clearance design, and simple propane conversion. 275,000 BTU outdoor-rated dual-fuel heater. Backed by a 3-year parts and 1-year labor warranty.

⚠️ Professional Installation Required. Pool heater installation involves gas line connections and electrical wiring. Always use a licensed contractor to ensure safety, code compliance, and warranty validity.

Key Features

Dual-Fuel: Natural Gas and Propane

Simple propane conversion — works with both NG and LP without buying separate heaters.

275,000 BTU Output

Mid-range dual-fuel heating with OmniX intelligence — between 200K and 400K BTU.

OmniX Embedded Intelligence

Enhanced programmability, advanced diagnostics, and seamless remote connectivity built in.

Hayward Universal Display

Consistent control experience across Omni, OmniX, and competitive automation systems.

Cupro-Nickel Heat Exchanger

Durable cupro-nickel for long-term reliability and corrosion resistance.

Drop-In Replacement for Any Brand

Engineered for Hayward plumbing adapters — easy replacement for competitors' heaters.

Zero-Clearance Compact Design

Fits even the tightest equipment pads — no wall clearance required.

Advanced Diagnostics

Built-in diagnostics simplify troubleshooting and reduce service calls.

3-Year Parts / 1-Year Labor Warranty

Strong warranty coverage for residential installation.

Who It's For

  • Pool owners using Hayward OmniX automation who want dual-fuel flexibility at 275K BTU
  • Drop-in replacement installations compatible with existing Hayward or competitor plumbing
  • Salt water pools and chemically demanding applications benefiting from cupro-nickel construction
  • Compact equipment pads where zero-clearance design is essential

Specifications

Heating Performance

BTU Output 275,000 BTU
Fuel Type Natural Gas / Liquid Propane (Dual-Fuel)

Controls & Automation

Automation OmniX Embedded Intelligence
Display Hayward Universal Display
Compatibility Omni, OmniX, and competitive automation systems

Construction

Heat Exchanger Cupro Nickel
Wall Clearance Required Zero

Physical

Product Weight 164 lb
Shipping Dimensions 31 × 24 × 40 in
Application Outdoor

Approvals & Warranty

Warranty 3 Years Parts / 1 Year Labor

What's in the Box

  • Hayward Universal HC Series Dual Fuel Heater with OmniX 275K
  • User Manual

Warranty

The Hayward HC Series HDFS275 comes with a 3-year parts and 1-year labor manufacturer warranty. Clearflow Pool Supply is an authorized Hayward dealer and will assist with any warranty service needed.

Downloads

Frequently Asked Questions

What is the difference between the HDFS275 and the HDFS400?

Both are OmniX-enabled dual-fuel HC Series heaters with cupro-nickel heat exchangers and zero-clearance design. The HDFS275 outputs 275K BTU, suited for mid-size pools in the 20,000–30,000 gallon range. The HDFS400 outputs 400K BTU for larger pools. Both share the same 3-year parts and 1-year labor warranty.

How does propane conversion work?

The HDFS275 ships ready for natural gas. Simple propane conversion allows your licensed installer to switch fuel sources at installation time or later — making it one of the most flexible heaters available.

What is OmniX?

OmniX is Hayward's advanced pool automation platform. Embedded in this heater, it enables enhanced programmability, advanced diagnostics, and seamless remote connectivity. The Universal Display also ensures compatibility with standard Omni systems and competitive third-party automation platforms.

Is this outdoor-only?

Yes. The HDFS275 is rated for outdoor installation only.

Does this heater require professional installation?

Yes. Gas heater installation involves connecting to a natural gas or propane supply line, electrical wiring, and proper venting. A licensed pool contractor must perform the installation to ensure safety, local code compliance, and warranty validity.

Shipping

Shipping Policy

At ClearFlow Pool Supply, we keep things simple.

👉 Free shipping on all orders within the United States.
No hidden fees. No surprises.


Order Confirmation

As soon as you place your order, you’ll receive an order confirmation email.

This means:

  • we’ve received your order
  • your payment method has been pre-authorized

Once your order is in our system, we verify:

  • product availability
  • inventory status with our suppliers

If an item is unavailable or backordered, we will:

  • void the pre-authorization
  • contact you promptly to discuss alternatives

If your item is in stock and ready to ship (typically within 3–5 business days), your order will be processed and prepared for shipment.


Order Shipment

Orders that are in stock will typically ship within 3 business days.

You will receive a shipping confirmation email with tracking details within 24 hours of your order leaving the warehouse.

If you do not receive tracking information within 4 business days, please contact us at:

👉 support@clearflowpoolsupply.com 


Shipping Scope

We currently ship to customers within the United States.

Due to the size and nature of many pool equipment products, some orders may ship via freight carriers. Delivery times may vary depending on location and product availability.


International Orders

At this time, our products are designed and configured for the U.S. market, operating on 110V electrical systems and meeting U.S. safety standards.

We may be able to accommodate international orders on a case-by-case basis.
If you are located outside the United States, please contact us to request a custom shipping quote.


Damaged Shipments

Please inspect your order upon delivery.

If you notice any damage:

  • note it with the carrier before signing
  • or refuse the delivery if damage is severe

If you accept the delivery:

👉 Take clear photos of:

  • the packaging
  • the damaged product

Then email us immediately at:

👉 support@clearflowpoolsupply.com

We will work with you quickly to resolve the issue.


Returns

For full details on returns, please visit our Returns Policy page.

Why Buy from Us

Why Buy From Us

We understand—you have options when it comes to buying pool equipment online.

At ClearFlow Pool Supply, our goal is simple:

👉 provide reliable products
👉 offer a straightforward buying experience
👉 and support you every step of the way

Here’s what sets us apart.


Free Shipping Across the U.S.

No hidden fees. No surprises.

All orders ship free within the United States, including large and heavy equipment.


Competitive Pricing

We work to offer strong, competitive pricing across our entire catalog.

If you find the same product available online at a lower total price, feel free to reach out—we’re happy to review it.


30-Day Return Policy

If your product isn’t the right fit, we offer a 30-day return window.

We aim to make the process as simple and straightforward as possible.
(See our Returns Policy for full details.)


Reliable Equipment

We focus on products that matter:

  • durable
  • proven
  • built for long-term use

Our goal is to help you avoid the frustration of unreliable or low-quality equipment.


Customer-Focused Support

We’re here to help before and after your purchase.

Whether you’re:

  • replacing a component
  • upgrading your system
  • or choosing equipment for the first time

👉 we’re here to make the process easier


Our Commitment

We stand behind what we sell.

If something isn’t right, we’ll work with you to resolve it quickly and fairly.


Price Match Policy

If you find the same product offered at a lower total price (including shipping), contact us at:

👉 support@clearflowpoolsupply.com

We’ll review the offer and do our best to match it.