Modine HSB290S06 hot water steam heater explosion proof

Modine HSB290 Steam Hot Water Heater

Name: Modine HSB290 Steam Hot Water Heater | 290,000 BTU Explosion-Proof
Brand: Modine
Availability: InStock

290,000 BTU Explosion-Proof Horizontal Unit

Modine HSB290 delivers 290,000 BTU/hr steam heating or 1,208 square feet of equivalent direct radiation for horizontal commercial and industrial applications in hazardous locations. This 115V explosion-proof unit features a serpentine copper tube coil with 4,590 CFM airflow and top/bottom connections rated for Class I Group D, Class II Groups F & G, and Class III Division 1 & 2 environments.

With its explosion-proof motor enclosure and built-in thermal overload protection, the HSB series is engineered for safe operation in atmospheres containing gasoline, petroleum, natural gas, and other flammable materials. Explore more steam and hot water units or compatible explosion-proof motors to complete your hazardous location heating system.

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.

773-774-8616

Modine HSB290S06 Technical Specifications Data Sheet

Motor Specifications

1/2 HP Split Phase | 1,075 RPM | 7.5A Draw

Outlet Performance

765 fpm velocity | 117°F Final Temp (at 60°F entering)

Operational Limits

300 PSI Max Pressure | 180°F Max Water Temp | CSA T3B Code

Condensate Rate

300 lb/hr (Full Load)

Physical Build

24″ Fan | Galvanized Steel Casing | Baked Polyester Finish

Installation Dimensions

38-1/2″ x 38-1/2″ x 12-1/2″ | 10-1/2″ Motor Depth | 168 lbs

Installation & Application FAQ

What are the mounting requirements for this unit?

The HSB290S06 supports a maximum mounting height of 20 feet. It features four 1/2″-13 tapped holes spaced at 3-5/8″ for secure suspension via threaded rods. The casing is designed to direct heat parallel to exterior walls to counteract infiltration losses.

How do the adjustable louvers function?

Standard horizontal louver blades allow for precise control of vertical air spread. For applications requiring side-to-side targeting in large bays, optional vertical blades can be integrated into the frame.

Can the unit be rotated to fit existing piping?

Yes. The symmetrical top and bottom 1-1/4″ NPT female connections allow the entire heater to be rotated 360 degrees after mounting. This eliminates the need to relocate steam or water lines in retrofit applications.

Is the motor protected against electrical faults?

The 1/2 HP explosion-proof motor includes built-in thermal overload protection. This automatically prevents damage from mechanical binding or electrical faults, maintaining safety integrity in hazardous atmospheres.

Compatible HSB Series Options

For facilities requiring different load capacities with the same explosion-proof construction:

Need Technical Selection Help?

Our experts can verify steam system compatibility and hazardous location classifications for your specific facility.

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