
BTM7-1-2IN Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $711.71 | Top Pick! Condition is New – Open box, SPIRAX SARCO BTM7-1/2IN / BTM712IN (NEW NO BOX), shipping cost = $12.90 | 99.7% |
![]() | $790.79 | Condition is New – Open box, SPIRAX SARCO BTM7-1/2IN / BTM712IN (NEW IN BOX), shipping cost = $12.90 | 99.7% |
![]() | $814.84 | Condition is New – Open box, SPIRAX SARCO BTM7-1/2IN / BTM712IN (NEW IN BOX), shipping cost = $36.36 | 99.3% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $640.54 | Condition is Used, SPIRAX SARCO BTM7-1/2IN / BTM712IN (USED), shipping cost = $12.90 | 99.7% |

The Spirax Sarco BTM7-1/2in BTM712in is a top-performing, diaphragm pump designed for applications requiring reliable and efficient transfer of fluids. This pump is part of the BTM7 series, which is renowned for its robustness, versatility, and ease of maintenance.
The pump features a rugged, cast iron housing that offers superior durability, making it well-suited for use in demanding industrial environments. The diaphragm is made of high-quality, FDA-compliant elastomer material, ensuring it can handle a wide range of fluids, including those with aggressive chemical properties. The pump's elastomer material also offers excellent resistance to aging and fatigue, ensuring consistent performance over time.
The Spirax Sarco BTM712in is equipped with a double-acting, balanced diaphragm design that eliminates the need for external priming and provides excellent suction and discharge capabilities. The pump's double-acting design also ensures equal pressure on both sides of the diaphragm, minimizing wear and reducing the risk of leaks.
The pump's fluid end is easily accessible for maintenance, with a quick-release clamp that allows for simple disassembly. The pump also features a self-venting design, which eliminates the need for manual venting and reduces downtime for maintenance.
The Spirax Sarco BTM712in is engineered for high efficiency, with a low-pulse, high-volume design that minimizes energy consumption. The pump's efficient design also allows for quiet operation, reducing noise levels in the work environment.
The pump's flow rate ranges from 3 to 12 GPM (11 to 45 LPM), and it can handle fluid pressures up to 174 psi (12 bar). The pump's maximum displacement is 0.11 gallons (0.42 liters) per stroke, making it an ideal choice for a wide range of applications.
In summary, the Spirax Sarco BTM7-1/2in BTM712in is a robust, versatile, and efficient diaphragm pump that offers superior performance and ease of maintenance. Its rugged design, wide range of capabilities, and self-venting feature make it an excellent choice for transferring fluids in demanding industrial environments.
The Spirax Sarco BTM7-1/2in (BTM712in) is a diaphragm compressor designed for booster and process applications. This compressor model offers several advantages and disadvantages for users, making it essential to consider both before making a purchasing decision.
Advantages:1. Energy efficiency: The Spirax Sarco BTM712in compressor is known for its high energy efficiency due to its airtight design, reducing energy consumption and costs.
2. Compact size: The compressor's small footprint makes it ideal for applications where space is limited.
3. Quiet operation: The compressor operates quietly, reducing noise levels in the environment.
4. Low maintenance: The compressor's diaphragm technology reduces the need for regular maintenance, resulting in less downtime and lower maintenance costs.
5. Versatile: The compressor can handle a wide range of applications, including steam generation, water injection, and air compression.
Disadvantages:1. High upfront cost: The Spirax Sarco BTM712in compressor has a relatively high upfront cost compared to other compressor models in its class.
2. Complex installation: The compressor may require a more complex installation process due to its unique design and requirements.
3. Limited capacity: The compressor has a limited capacity compared to larger models, making it unsuitable for high-volume applications.
4. Limited availability: The Spirax Sarco BTM712in compressor may not be readily available in all regions, making it difficult to find replacement parts or service providers.
Conclusion:The Spirax Sarco BTM712in compressor offers several advantages, including energy efficiency, compact size, quiet operation, low maintenance, and versatility. However, it also has disadvantages, such as a high upfront cost, complex installation, limited capacity, and limited availability. Ultimately, the decision to purchase this compressor model depends on the specific needs and constraints of the application. If energy efficiency, low maintenance, and quiet operation are top priorities, the Spirax Sarco BTM712in compressor may be an excellent choice. However, if a higher capacity or a lower upfront cost is required, other compressor models may be more suitable.
Recommendation:Before making a purchasing decision, carefully evaluate the specific requirements of the application, including energy efficiency, capacity, noise levels, and maintenance needs. Consider the upfront cost, installation complexity, and availability of replacement parts and service providers. If the Spirax Sarco BTM712in compressor aligns with the application's needs and priorities, it can be a valuable investment for long-term energy savings and reduced maintenance requirements. However, if other compressor models better meet the application's needs, they should also be considered.
Details:
Part number BTM7-1/2in. All products are guaranteed to be working but may show signs of use if purchasing a used product. Call to use a shipping service other than the ones listed. Sells new and surplus product develops channels to purchase such.
Packaging and handling: items are safely eds packaged in custom shipping cartons for protection.
specifications maxohvac:
- brand: Spirax Sarco
- mpn: Btm7-1/2in
- part type: Hvac
seller maxohvac:
- # reviews: 195220
- city: 1 millennium dr, willingboro, nj 08046
- rating: 99.6%
payments maxohvac:
- wallet: paypal
- other
- credit card: diners-club
shipping maxohvac:
- transit: 29-34 days
- class: standard
- type: fixed
- service: standard
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- paid by: buyer
- time: 30 days
- method: money back
- policy: returns accepted
offer maxohvac:
- prices: $640.54–$814.84
- item condition:
- New – Open box
- Used
- in stock #: 4
- sold #: 11
- started: march 18, 2026
- availability: in stock
- options: ship-to-home



