# Hayward Industries Recalls Universal Pool Heaters Due to Risk of Serious Injury or Death from Carbon Monoxide Poisoning Hazard

> Independent recall index. The official CPSC record remains authoritative.

- Recall number: 26777
- Recall date: 2026-09-17
- Updated: 2026-09-17
- Retrieved: 2026-09-17T21:44:38+00:00
- Derived urgency: critical (publisher heuristic)
- Immediate-action tag: `stop_using` (publisher heuristic)

## Products

- 400,000 BTU Universal-HC Series Pool Heaters

## Hazards

- During operation the heaters can produce high levels of carbon monoxide (CO), posing a risk of serious injury or death from carbon monoxide poisoning.

## Official remedy

- Consumers should stop using the pool heater immediately and contact Hayward Industries to schedule a free in-home inspection and repair by a qualified technician.

Hayward Industries toll-free at 855-500-5288 from 8 a.m. to 5 p.m. ET Monday through Friday, email at HeaterInquiry@Hayward.com, online at https://www.hayward.com/productrecall or https://www.hayward.com and click on “Recall Information” for more information.

## Description

This recall involves Hayward-branded HDFS400 Universal-HC Series pool heaters. The 400,000 BTU dual-fuel gas heaters are brown with black atop and measure 21 inches long, 28 inches wide and 31 inches high. The pool heaters have a digital display control panel at the top and a molded base with integrated tie-down connections. The heater’s name plate is below the vent with the word “Hayward” appearing at the bottom of the name plate and the model number “HDFS400” appears at the top of the name plate.

## Deterministic enrichment

- Product identifiers: 400,000 BTU Universal-HC Series Pool Heaters
- Safely parsed reported counts: incidents: 0
- Ruleset: `cpsc-deterministic-enrichment 1.0.0`

Raw values, source-field paths, rule metadata, and any count abstentions are in the JSON record. These publisher-derived fields are not CPSC advice.


## Sources and formats

- [Official CPSC recall](https://cpsc.gov/Recalls/2026/Hayward-Industries-Recalls-Universal-Pool-Heaters-Due-to-Risk-of-Serious-Injury-or-Death-from-Carbon-Monoxide-Poisoning-Hazard-0)
- [Canonical HTML](https://citefacts.com/recalls/26777-hayward-industries-recalls-universal-pool-heaters-due-to)
- [JSON record](https://citefacts.com/recalls/26777-hayward-industries-recalls-universal-pool-heaters-due-to.json)