We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 300,000 BTU - Powered-Vent Commercial Gas Water Heaters
RHEEMPowered-Vent Commercial Gas Water Heaters

RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 300,000 BTU

The RHEEM Triton Commercial Gas Water Heater (MPN GHE100SU-300A) is a 100-gallon, powered-vent, condensing water heater fueled by natural gas. It features a Low NOx compliant burner, direct spark to pilot ignition…

SKU 3G-OTH-449588

Brand
RHEEM
Item
Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 300,000 BTU
Category
Powered-Vent Commercial Gas Water Heaters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

RHEEM
Manufacturer Part Number
GHE100SU-300A
Type
Low NOx, 100 gal
Ht
77.5 in
BTU
300,000
Market
Commercial
Low NOx
Yes
Fuel Type
Natural Gas
Standards
LWH
Sub-brand
Triton
Condensing
Yes
Ignition Type
Direct Spark to Pilot
Included Valves
Temperature and Pressure Relief
Display Sell UOM
EA
Low NOx Compliant
Includes California Low NOx Compliant Burner
Operating Voltage
110V AC
Included Valve Type
T & P Relief
Recovery Rate @ Rise
436 gph @ 80°F
Vent Connection Size
2 in
Nominal Tank Capacity
100 gal
Water Connection Location
Side
Maximum Recovery Flow Rate
873 gph @ 40°F
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

RHEEM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RHEEM Triton Commercial Gas Water Heater (MPN GHE100SU-300A) is a 100-gallon, powered-vent, condensing water heater fueled by natural gas. It features a Low NOx compliant burner, direct spark to pilot ignition, and operates on 110V AC with a 2-inch vent connection. Key specifications include a recovery rate of 436 gph at 80°F rise and a maximum recovery flow rate of 873 gph at 40°F rise, with a side water connection and included temperature and pressure relief valve.

Frequently Asked Questions

What is the RHEEM GHE100SU-300A commercial gas water heater used for?

The RHEEM Triton GHE100SU-300A is a 100-gallon, powered-vent, condensing water heater for commercial applications such as restaurants, hotels, and laundries. It provides high-efficiency hot water with a Low NOx compliant burner, meeting strict emissions standards. 3G Electric supplies this unit worldwide.

What are the specifications of the RHEEM GHE100SU-300A?

This RHEEM Triton model has a 100-gallon nominal tank capacity, 300,000 BTU input, and 77.5-inch height. It operates on 110V AC with direct spark to pilot ignition, a 2-inch vent connection, and side water connections. Recovery rate is 436 gph at 80°F rise and 873 gph at 40°F rise. Includes a T&P relief valve.

Where to buy the RHEEM GHE100SU-300A worldwide?

3G Electric supplies the RHEEM GHE100SU-300A commercial gas water heater worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this unit globally.

How to install the RHEEM GHE100SU-300A water heater?

Installation must follow local codes and the manufacturer's manual. Ensure proper venting with the 2-inch connection, adequate gas supply for 300,000 BTU, and 110V AC power. The unit requires a level, non-combustible base and clearance for service. 3G Electric recommends a licensed professional for installation.

Used in

Common applications for RHEEM
Commercial building hot water supply — Rheem Triton SS GHE100SS-160 condensing gas water heater for high-volume demand
Industrial process water heating — Rheem ST175A 175-gallon storage tank for buffer capacity in boiler systems
Point-of-use hot water in workshops — Rheem EGSP6 6-gallon compact electric water heater for sink or handwash stations
Light commercial facility heating — Rheem PROPH80 T2 RH400-SO heat pump water heater for energy-efficient hot water
Multi-unit residential complexes — Rheem PROPE50 T2 RH CG 50-gallon electric water heater for apartment hot water systems
Restaurant kitchen hot water — Rheem ELDS30-FTB 28-gallon commercial electric water heater for dishwashing and sanitation

RHEEM Products

3G Electric supplies RHEEM powered-vent commercial gas water heaters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 399,900 BTU, 77.5 in Ht (MPN GHE100SU-400A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: ASME; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 399,900 BTU, 77.5 in Ht (MPN GHE100SU-400A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: ASME; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 199,900 BTU, 77.5 in Ht (MPN GHE100SU-200). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 199,900 BTU, 77.5 in Ht (MPN GHE100SU-200). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 160,000 BTU, 77.5 in Ht (MPN GHE100SU-160). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: LWH; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 160,000 BTU, 77.5 in Ht (MPN GHE100SU-160). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: LWH; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 130,000 BTU, 77.5 in Ht (MPN GHE100SU-130). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: LWH; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 130,000 BTU, 77.5 in Ht (MPN GHE100SU-130). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: LWH; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 160,000 BTU, 77.5 in Ht (MPN GHE100SS-160). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: UL Listed; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 160,000 BTU, 77.5 in Ht (MPN GHE100SS-160). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: UL Listed; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 399,900 BTU, 77.5 in Ht (MPN GHE100SS-400A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: US CSA (Star); Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 399,900 BTU, 77.5 in Ht (MPN GHE100SS-400A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: US CSA (Star); Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.

More from RHEEM

View all RHEEM parts →
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 250,000 BTU, 77.5 in Ht (MPN GHE100SS-250A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: LWH; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 250,000 BTU, 77.5 in Ht (MPN GHE100SS-250A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: LWH; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 130,000 BTU, 77.5 in Ht (MPN GHE100SS-130). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: US CSA (Star); Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 130,000 BTU, 77.5 in Ht (MPN GHE100SS-130). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: US CSA (Star); Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Liquid Propane, Low NOx, 100 gal, 199,900 BTU, 77.5 in Ht (MPN GHE100SS-200 LP). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Liquid Propane.
RHEEM
RHEEM Commercial Gas Water Heater: Liquid Propane, Low NOx, 100 gal, 199,900 BTU, 77.5 in Ht (MPN GHE100SS-200 LP). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Liquid Propane.
RHEEM Residential Gas Water Heater: Natural Gas, Low NOx, 75 gal, 75,100 BTU, 71.88 in Ht (MPN PRO+G75-76N RH PV). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: US CSA (Star); Sub-brand: gas water heater; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Residential Gas Water Heater: Natural Gas, Low NOx, 75 gal, 75,100 BTU, 71.88 in Ht (MPN PRO+G75-76N RH PV). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: US CSA (Star); Sub-brand: gas water heater; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 80 gal, 199,900 BTU, 70.06 in Ht (MPN GHE80SU-200). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 80 gal, 199,900 BTU, 70.06 in Ht (MPN GHE80SU-200). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 300,000 BTU, 77.5 in Ht (MPN GHE100SS-300A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 300,000 BTU, 77.5 in Ht (MPN GHE100SS-300A). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Residential Gas Water Heater: Natural Gas, Low NOx, 40 gal, 40,000 BTU, 67.38 in Ht (MPN PROG40-40N RH67 PV). Key specifications — Display Sell UOM: EA; Market: Residential; Standards: US CSA (Star); Sub-brand: gas water heater; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Residential Gas Water Heater: Natural Gas, Low NOx, 40 gal, 40,000 BTU, 67.38 in Ht (MPN PROG40-40N RH67 PV). Key specifications — Display Sell UOM: EA; Market: Residential; Standards: US CSA (Star); Sub-brand: gas water heater; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 199,900 BTU, 77.5 in Ht (MPN GHE100SS-200). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.
RHEEM
RHEEM Commercial Gas Water Heater: Natural Gas, Low NOx, 100 gal, 199,900 BTU, 77.5 in Ht (MPN GHE100SS-200). Key specifications — Display Sell UOM: EA; Market: Commercial; Standards: NSF; Sub-brand: Triton SS; Brand: RHEEM; Low NOx: Yes; Water Connection Location: Side; Fuel Type: Natural Gas.