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Modine HSB340S06 Modine HSB

Modine HSB340S06 Heater

HSB340 Horizontal Heater | 115V | 340K BTU Steam/Hot Water

Modine HSB340 delivers 340,000 BTU/hr steam heating or 271,100 BTU/hr hot water output for horizontal commercial or industrial spaces. This 115V unit mounts at up to 22 ft and features 360° rotation for flexible piping setups. It’s available with an explosion-proof motor.

With its heavy-duty construction and top and bottom-threaded connections, the HSB340S06 is engineered for reliable performance in challenging environments.

Explore more supply units or compatible Modine motors to complete your install.

All in-stock parts are shipped the same day before 3 pm.

Returns and warranty claims are processed directly through your authorized distributor, Heinlein Supply

Call now for an accurate price quote and estimated delivery time.

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HSB340 – Modine Hot Water Steam Heater

The HSB340S06 horizontal steam/hot water unit heater from Modine is built for high-output heating in large commercial and industrial buildings. With up to 340,000 BTU/hr of steam and a maximum mounting height of 22 ft, it delivers high-capacity air throw and versatile installation options.

Performance and Output

Designed for heavy-duty heating, the HSB340 produces:

  • 340,000 BTU/hr with steam input
  • 271,100 BTU/hr with hot water input
  • Final air temperature: 120°F (steam) or 108°F (hot water)
  • Heat throws up to 50 feet, depending on the media

This unit excels in warehouse, gymnasium, and open-floor facilities that require robust, even heating.

Construction and Materials

Built for rugged use, the HSB340 includes:

  • Steel housing with cold-rolled construction
  • Top and bottom steel male threaded connections
  • Rotatable 360° for flexible piping configurations
  • Standard motor enclosure extends unit depth to 23 inches

Horizontal mounting simplifies installs along ceilings and perimeter walls. Pair with mounting hardware for secure ceiling installations.

Installation and Electrical Specs for Modine HSB340S06 Steam Heater

This unit runs on standard 115V electrical service and weighs 176 lbs. Designed for ceiling or wall-mount applications:

  • Dimensions: 38-1/2″ x 38-1/2″ x 12-1/2″ (without motor)
  • Max mounting height: 22 ft (hot water) / 20 ft (steam)
  • Universal fit via 360° rotation and dual threaded ports

Easily integrates with boiler or indirect heating systems. For compatible Modine motors or control accessories, browse our stocked inventory.

Support and Availability

Every HSB340 unit is available for immediate shipment. Need help choosing the right installation components? Use the fan and parts request form to get assistance from our expert team.

Full warranty processing is handled through your authorized Modine distributor.

Contact us for a Modine HSB340

Fill out the contact form below. The more information, such as shipping location and model number, the more accurate the quote will be.

Our team will review your request and send you a quote for the requested Modine Heater replacement parts as soon as possible.

Check out our online Modine Part Lookup Guide if you need help identifying your part.

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