
EX15 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $32.99 | Top Pick! Condition is New, Fuel Tank Cap with Keys 4277426 for Hitachi EX12 EX15 EX20UR EX22 EX25 EX30 EX35, FREE SHIPPING | 99.2% |
![]() | $35.99 | Top Pick! Condition is New, Fuel Tank Cap with Keys 4277426 for Hitachi EX12 EX15 EX20UR EX22 EX25 EX30 EX35, FREE SHIPPING | 98.1% |
![]() | $35.99 | Top Pick! Condition is New, Fuel Tank Cap 4277426 for Hitachi EX12 EX15 EX20UR EX22 EX25 EX30 EX35 EX40, FREE SHIPPING | 98.1% |
![]() | $47.26 | Condition is New, Fuel Tank Pressure Sensor Connector SMP For 1998-1999 Buick Riviera, FREE SHIPPING | ![]() |
![]() | $46.48 | Condition is New, Fuel Tank Cap with Keys 4277426 for Hitachi EX12 EX15 EX20UR EX22 EX25 EX30 EX35, shipping cost = $6.00 | 97.7% |
![]() | $56.90 | Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.4% |
![]() | $56.90 | Condition is New, Expansion Tank,WATER For Hitachi EX15/17, FREE SHIPPING | 99.4% |
![]() | $56.90 | Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.1% |
![]() | $59.40 | Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.0% |
![]() | $59.40 | Top Pick! Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.4% |
![]() | $59.40 | Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 98.5% |
![]() | $59.40 | Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.4% |
![]() | $59.40 | Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.8% |
![]() | $59.40 | Top Pick! Condition is New, Water Expansion Tank For Hitachi EX15/17, FREE SHIPPING | 99.4% |
![]() | $74.33 | Condition is New, No. 15 Expansion Tank for Hydronic/Boiler, FREE SHIPPING | 99.2% |
![]() | $78.79 | Top Pick! Condition is New, No. 15 Expansion Tank for Hydronic/Boiler, FREE SHIPPING | 99.3% |
![]() | $85.38 | Condition is New, Amtrol No. 15 Expansion Tank for Hydronic Heating - Pre-Pressurized 5lb, FREE SHIPPING | 96.5% |
![]() | $1037.88 | Condition is New, Water Tank Radiator 134-03-73110 for Komatsu D61PX-15 D61EX-15E0-BW Dozer, shipping cost = $21.53 | 99.5% |
![]() | $1150.00 | Top Pick! Condition is New, Water Tank Radiator 134-03-73110 for Komatsu D61EX-15E0-BW D61PX-15E0-BW, shipping cost = $21.53 | 99.7% |
![]() | $1634.47 | Top Pick! Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, FREE SHIPPING | 99.6% |
![]() | $1705.72 | Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, shipping cost = $49.00 | 99.4% |
![]() | $1792.65 | Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, shipping cost = $49.00 | 99.3% |
![]() | $1795.50 | Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, shipping cost = $49.00 | 99.3% |
![]() | $1905.66 | Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, FREE SHIPPING | 99.2% |
![]() | $1890.00 | Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, shipping cost = $21.53 | 99.5% |
![]() | $1930.66 | Top Pick! Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, FREE SHIPPING | 99.3% |
![]() | $2200.00 | Condition is New, Water Tank Radiator 134-03-71112 For Komatsu D61EX-15 D61PX-15 Bulldozers, FREE SHIPPING | 99.6% |
![]() | $2211.00 | Condition is New, Water Tank Radiator 134-03-71112 for Komatsu Bulldozers D61EX-15 D61PX-15, shipping cost = $39.00 | 99.6% |
![]() | $3756.00 | Condition is New, Water Tank Radiator 14X-03-31211 for Komatsu Dozer D65EX-15 D65PX-15 D65WX-15, FREE SHIPPING | 99.5% |
![]() | $6386.93 | Top Pick! Condition is New, Water Tank Radiator 14X-03-31211 14X-03-31212 for Komatsu D65EX-15 D65PX-15, shipping cost = $99.85 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1.49 | Condition is Ungraded, Dragon Ball Super Card Game Gogeta EX15-01 EX Time for Payback Expansion Set, shipping cost = $0.74 | 100.0% |
![]() | $1.99 | Condition is Ungraded, Gogeta, Time for Payback EX15-01 Normal Expansion Rare Expansion Deck Box Set 15, shipping cost = $0.99 | ![]() |
![]() | $1.47 | Condition is Ungraded, Gogeta, Time for Payback EX15-01 EX Foil NEW Expansion Deck Box 15, shipping cost = $1.32 | 99.8% |
![]() | $2.73 | Condition is Ungraded, Gogeta, Time for Payback EX15-01 EX Foil NEW Expansion Deck Box 15, FREE SHIPPING | 100.0% |
![]() | $2.74 | Condition is Ungraded, Gogeta, Time for Payback EX15-01 EX Foil NEW Expansion Deck Box 15, FREE SHIPPING | 99.9% |
![]() | $4.00 | Condition is Ungraded, Gogeta, Time for Payback Expansion Rare Foil Battle Enhanced EX15-01 NM, FREE SHIPPING | ![]() |

The EX15 15-gallon expansion tank is an essential component in hydronic heating systems and boilers, designed to accommodate the volume change of water due to temperature fluctuations. This expansion tank, manufactured by a reputable brand, is engineered to provide reliable and efficient performance.
Constructed from high-quality materials, this expansion tank boasts a durable polypropylene body that ensures resistance to corrosion and rust, thus extending its operational life. The tank's capacity is 15 gallons, making it a suitable choice for medium-sized hydronic heating systems and boilers. The expansion tank's design includes a diaphragm made of a robust, flexible material that separates the water inside the tank from the compressed air, preventing contamination.
The EX15 expansion tank features a clear sight glass, allowing easy monitoring of the water level within the tank. This feature is particularly useful during system operation, as it enables quick identification of any potential issues, such as low water levels or leaks. The tank also includes a pressure relief valve that automatically releases excess pressure, ensuring the safe operation of the hydronic system and preventing potential damage.
The tank's compact design makes it an ideal choice for installation in confined spaces, while its built-in handle and roller base facilitate easy transportation and positioning during installation. Additionally, the EX15 expansion tank is compatible with various heating systems, including baseboard, radiator, and in-floor heating systems.
In summary, the EX15 15-gallon expansion tank is a high-performance, reliable, and durable component designed for use in hydronic heating systems and boilers. Its features, including a robust polypropylene body, clear sight glass, pressure relief valve, and compact design, make it an ideal choice for homeowners and professionals seeking efficient and safe heating solutions.
Buying an expansion tank for a hydronic or boiler system is an essential investment for ensuring the efficient and long-lasting operation of the heating system. Here are some pros and cons to consider when purchasing an EX15 (15-gallon) expansion tank:
Pros:1. Protection against water hammer: An expansion tank absorbs the pressure created when water heats up and expands, preventing damaging water hammer.
2. Long-term cost savings: By investing in an expansion tank, you can avoid costly repairs or replacements caused by damage due to lack of proper pressure relief.
3. Improved system performance: An expansion tank allows for better heat distribution and efficient operation of the heating system.
4. Compliance with safety regulations: Expansion tanks are required by safety codes and regulations to ensure the safe operation of hydronic and boiler systems.
Cons:1. Initial cost: The purchase price of an EX15 expansion tank can be a significant investment upfront.
2. Space requirements: The tank's large size (15 gallons) may require additional space in the system or installation area.
3. Installation complexity: Installing an expansion tank may require professional assistance or specialized knowledge, adding to the overall cost.
Conclusion:An EX15 expansion tank is a valuable investment for maintaining the efficient and safe operation of a hydronic or boiler system. Its benefits, including protecting against water hammer, long-term cost savings, improved system performance, and compliance with safety regulations, outweigh the initial cost and space requirements. If you are in the market for an expansion tank, consider the advantages of investing in an EX15 model for your heating system.
Recommendation:Based on the pros and cons discussed, it is recommended to invest in an EX15 expansion tank for your hydronic or boiler system. Although it may require an initial investment and additional space, the long-term cost savings, improved system performance, and safety benefits make it a worthwhile investment. If you are unsure about the installation process, consider hiring a professional to ensure proper installation and operation.
Details:
15 expansion tank is pre-pressurized and features a diaphragm design, this designed For use with hydronic heating system, it accepts expanded water as system temperature rises to reduce pressure build up. Factory pre-charge: 12 psi. 15 expansion tank For hydronic/boiler the extol no. Watertight reservoir For expanded water.
Maximum working pressure: 100 psi.
specifications centrafurn:
- brand: For
- mpn: Ex15
- type: Central Furnace
- product weight: Lb
- product height: In
- accessory type: Hot Water Heating Accesory
seller centrafurn:
- # reviews: 26
- rating: 100.0%
- city: sun valley, nevada
offer centrafurn:
- availability: in stock
- in stock #: 5
- started: july 14, 2025
- options: ship-to-home
- sold #: 14
- prices: $32.99–$6386.93
- item condition:
- New
- Ungraded
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
shipping centrafurn:
- type: fixed
- transit: 3-8 days
- carrier: ups
- class: standard
- service: ups ground
payments centrafurn:
- wallet: paypal
- other
- credit card: diners-club
returns centrafurn:
- policy: no returns
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