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Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel

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Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel

Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel

Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel


The Sunpak S34 TSH is the hardwired two-stage model built for the demands of commercial environments. Instead of a wireless remote, the TSH is controlled through an included hardwired duplex switch with ON-OFF-HI-LOW capability, offering the same 34,000 BTU (High) and 25,000 BTU (Low) two-stage output as the TSR model but with the reliability of a permanent wired connection. No remotes to lose, no batteries to replace, and the ability to control multiple heaters from a central panel makes the TSH the preferred choice for restaurants, hotels, resorts, and commercial patio installations. The 24 VAC low-voltage control requires just three wires from transformer to switch to heater, making installation straightforward for your electrician. Start on High to warm up a chilled patio and adjust down to Low as guests get comfortable. Constructed from commercial-grade 304 stainless steel with ceramic burner infrared technology. Available in natural gas or propane. Includes mounting kit and duplex switch. Made in the USA by Infrared Dynamics.

Key Features

  • Two-stage output: 34,000 BTU (High) / 25,000 BTU (Low)
  • Hardwired duplex switch with ON-OFF-HI-LOW control (included)
  • No remote to lose - ideal for commercial and restaurant use
  • Can control multiple heaters from a central panel
  • Covers approximately 144 sq. ft. (12 x 12 ft. area) on High
  • Slim 48 in. profile - wall or ceiling mount with 0-30 degree angle
  • Available in Natural Gas or Propane (select fuel type at checkout)
  • 24 VAC low-voltage control - 3 wires from transformer to switch to heater
  • Electronic ignition with flame rectification and 100% safety shutoff
  • CSA Design Certified | Made in the USA

The Sunpak Advantage

Since 1961, Sunpak has been the hospitality industry's most trusted name in overhead infrared patio heating. Manufactured by Infrared Dynamics in Yorba Linda, California, Sunpak heaters are the preferred choice at premier resorts, hotels, restaurants, and residences worldwide. Here is what sets them apart:

Ceramic Burner Infrared Technology: Unlike open-flame gas heaters, Sunpak uses a ceramic burner that produces clean, efficient infrared radiant energy. This technology warms people and objects directly - just like the sun - rather than wastefully heating the surrounding air.

Slim Profile Wall/Ceiling Mount: At just 8 x 8 x 48 inches, Sunpak heaters mount flat against walls or ceilings with a 0 to 30 degree adjustable angle. This slim design integrates into any architecture without the bulk of post-mount or mushroom-style heaters, keeping your patio deck completely clear.

Electronic Ignition with Flame Rectification: Every Sunpak heater features automatic electronic spark ignition with flame rectification safety monitoring. The heater automatically relights if the flame is lost, and shuts off completely if it cannot reestablish the flame - no standing pilot to waste gas.

Dual Fuel Flexibility: Every Sunpak model is available factory-configured for either natural gas or propane, giving you flexibility regardless of your fuel source.

Weather-Resistant Construction: The aluminized steel (black models) or 304 stainless steel enclosure, combined with an aluminum face grill, provides outstanding resistance to wind and rain for year-round outdoor use.

Lifetime Parts Availability: Sunpak maintains complete replacement parts for every model, ensuring your heater investment lasts well beyond the warranty period. Annual maintenance keeps your Sunpak performing at peak efficiency.

Made in the USA: Proudly manufactured in Yorba Linda, California with CSA Design Certification for safety and performance.

Which Sunpak Model Is Right For You?

S25 - Standard 25,000 BTU: The lower-output model covers approximately 100 sq. ft. (10 x 10 ft. area). Best for patios with medium ceiling heights (minimum 8 ft. 5 in. horizontal). Controlled via a simple wall switch or timer wired to the 24 VAC transformer. The most affordable Sunpak option.

S34 - Standard 34,000 BTU: The higher-output model covers approximately 144 sq. ft. (12 x 12 ft. area). Requires slightly higher ceilings (minimum 9 ft. horizontal). Same simple wall switch control as the S25. Choose the S34 when you need more heat coverage per heater or have higher ceilings.

S34 TSR - Two Stage with Wireless Remote: Adjustable output between 25,000 BTU (Low) and 34,000 BTU (High). Includes both a handheld remote control and a wireless wall-mounted ON-OFF-HI-LOW switch. Start on High to warm the patio, then dial down to Low as guests get comfortable. Each remote is pre-programmed to its heater. Compatible with home automation systems via optional TSR transmitter. Best for residential patios and smaller commercial installations.

S34 TSH - Two Stage Hardwired: Same adjustable 25,000/34,000 BTU output as the TSR, but controlled through a hardwired duplex switch with ON-OFF-HI-LOW capability. No remote to lose or replace. Can control multiple heaters from a central panel. The preferred choice for restaurants and commercial environments where reliability and simplicity matter most.

Manufacturer Downloads


Warranty Information
Sunpak offers a one (1) year parts-only warranty on all patio heaters from the original date of purchase. This warranty covers defects in materials and workmanship under normal use. Complete replacement parts are readily available for the life of the heater, ensuring your Sunpak continues to perform for years beyond the warranty period. Annual maintenance by a qualified technician is recommended for optimal performance.

Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel

Model Numbers S34-S-TSH-NG, S34-S-TSH-LP
BTU Output 34,000 BTU (High) / 25,000 BTU (Low)
Fuel Type Natural Gas or Propane (select at checkout)
Heat Coverage 144 sq. ft. on High (approx. 12 x 12 ft.)
Control Hardwired duplex switch with ON-OFF-HI-LOW (included)
Wiring 24 VAC, 3 wires (transformer to switch to heater)
Ignition Electronic Spark with Flame Rectification
Mounting Wall or Ceiling, 0-30 degree adjustable angle
Dimensions 48 in. L x 8 in. H x 8 in. D
Weight 51 lbs (shipping)
Minimum Ceiling Height 9 ft. (horizontal), 9 ft. 5 in. (30 degree angle)
Finish Stainless Steel with aluminum face grill
Includes Heater, mounting kit, duplex switch
Certification CSA Design Certified
Warranty 1-Year Parts Only
Made In USA (Yorba Linda, CA)
Select Fuel Type
From $3,329.00
Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel
$3,329.00

Product Information

Shipping & Returns

Description

Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel


The Sunpak S34 TSH is the hardwired two-stage model built for the demands of commercial environments. Instead of a wireless remote, the TSH is controlled through an included hardwired duplex switch with ON-OFF-HI-LOW capability, offering the same 34,000 BTU (High) and 25,000 BTU (Low) two-stage output as the TSR model but with the reliability of a permanent wired connection. No remotes to lose, no batteries to replace, and the ability to control multiple heaters from a central panel makes the TSH the preferred choice for restaurants, hotels, resorts, and commercial patio installations. The 24 VAC low-voltage control requires just three wires from transformer to switch to heater, making installation straightforward for your electrician. Start on High to warm up a chilled patio and adjust down to Low as guests get comfortable. Constructed from commercial-grade 304 stainless steel with ceramic burner infrared technology. Available in natural gas or propane. Includes mounting kit and duplex switch. Made in the USA by Infrared Dynamics.

Key Features

  • Two-stage output: 34,000 BTU (High) / 25,000 BTU (Low)
  • Hardwired duplex switch with ON-OFF-HI-LOW control (included)
  • No remote to lose - ideal for commercial and restaurant use
  • Can control multiple heaters from a central panel
  • Covers approximately 144 sq. ft. (12 x 12 ft. area) on High
  • Slim 48 in. profile - wall or ceiling mount with 0-30 degree angle
  • Available in Natural Gas or Propane (select fuel type at checkout)
  • 24 VAC low-voltage control - 3 wires from transformer to switch to heater
  • Electronic ignition with flame rectification and 100% safety shutoff
  • CSA Design Certified | Made in the USA

The Sunpak Advantage

Since 1961, Sunpak has been the hospitality industry's most trusted name in overhead infrared patio heating. Manufactured by Infrared Dynamics in Yorba Linda, California, Sunpak heaters are the preferred choice at premier resorts, hotels, restaurants, and residences worldwide. Here is what sets them apart:

Ceramic Burner Infrared Technology: Unlike open-flame gas heaters, Sunpak uses a ceramic burner that produces clean, efficient infrared radiant energy. This technology warms people and objects directly - just like the sun - rather than wastefully heating the surrounding air.

Slim Profile Wall/Ceiling Mount: At just 8 x 8 x 48 inches, Sunpak heaters mount flat against walls or ceilings with a 0 to 30 degree adjustable angle. This slim design integrates into any architecture without the bulk of post-mount or mushroom-style heaters, keeping your patio deck completely clear.

Electronic Ignition with Flame Rectification: Every Sunpak heater features automatic electronic spark ignition with flame rectification safety monitoring. The heater automatically relights if the flame is lost, and shuts off completely if it cannot reestablish the flame - no standing pilot to waste gas.

Dual Fuel Flexibility: Every Sunpak model is available factory-configured for either natural gas or propane, giving you flexibility regardless of your fuel source.

Weather-Resistant Construction: The aluminized steel (black models) or 304 stainless steel enclosure, combined with an aluminum face grill, provides outstanding resistance to wind and rain for year-round outdoor use.

Lifetime Parts Availability: Sunpak maintains complete replacement parts for every model, ensuring your heater investment lasts well beyond the warranty period. Annual maintenance keeps your Sunpak performing at peak efficiency.

Made in the USA: Proudly manufactured in Yorba Linda, California with CSA Design Certification for safety and performance.

Which Sunpak Model Is Right For You?

S25 - Standard 25,000 BTU: The lower-output model covers approximately 100 sq. ft. (10 x 10 ft. area). Best for patios with medium ceiling heights (minimum 8 ft. 5 in. horizontal). Controlled via a simple wall switch or timer wired to the 24 VAC transformer. The most affordable Sunpak option.

S34 - Standard 34,000 BTU: The higher-output model covers approximately 144 sq. ft. (12 x 12 ft. area). Requires slightly higher ceilings (minimum 9 ft. horizontal). Same simple wall switch control as the S25. Choose the S34 when you need more heat coverage per heater or have higher ceilings.

S34 TSR - Two Stage with Wireless Remote: Adjustable output between 25,000 BTU (Low) and 34,000 BTU (High). Includes both a handheld remote control and a wireless wall-mounted ON-OFF-HI-LOW switch. Start on High to warm the patio, then dial down to Low as guests get comfortable. Each remote is pre-programmed to its heater. Compatible with home automation systems via optional TSR transmitter. Best for residential patios and smaller commercial installations.

S34 TSH - Two Stage Hardwired: Same adjustable 25,000/34,000 BTU output as the TSR, but controlled through a hardwired duplex switch with ON-OFF-HI-LOW capability. No remote to lose or replace. Can control multiple heaters from a central panel. The preferred choice for restaurants and commercial environments where reliability and simplicity matter most.

Manufacturer Downloads


Warranty Information
Sunpak offers a one (1) year parts-only warranty on all patio heaters from the original date of purchase. This warranty covers defects in materials and workmanship under normal use. Complete replacement parts are readily available for the life of the heater, ensuring your Sunpak continues to perform for years beyond the warranty period. Annual maintenance by a qualified technician is recommended for optimal performance.

Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel

Model Numbers S34-S-TSH-NG, S34-S-TSH-LP
BTU Output 34,000 BTU (High) / 25,000 BTU (Low)
Fuel Type Natural Gas or Propane (select at checkout)
Heat Coverage 144 sq. ft. on High (approx. 12 x 12 ft.)
Control Hardwired duplex switch with ON-OFF-HI-LOW (included)
Wiring 24 VAC, 3 wires (transformer to switch to heater)
Ignition Electronic Spark with Flame Rectification
Mounting Wall or Ceiling, 0-30 degree adjustable angle
Dimensions 48 in. L x 8 in. H x 8 in. D
Weight 51 lbs (shipping)
Minimum Ceiling Height 9 ft. (horizontal), 9 ft. 5 in. (30 degree angle)
Finish Stainless Steel with aluminum face grill
Includes Heater, mounting kit, duplex switch
Certification CSA Design Certified
Warranty 1-Year Parts Only
Made In USA (Yorba Linda, CA)
Sunpak TSH 48-Inch 34,000 BTU Gas Two-Stage Infrared Patio Heater - Stainless Steel | BBQ Kitchen Pros