
NTD-600 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $150.00 | Condition is New β Open box, New Sealed Nicholson/Spence 1/2 NTD 600 Thermodynamic Trap 600psi 800 F, FREE SHIPPING | 100.0% |
![]() | $170.00 | Condition is New β Open box, New Sealed Nicholson/Spence 1/2 NTD 600 Thermodynamic Trap 600psi 800 F, FREE SHIPPING | 100.0% |
![]() | $186.30 | Top Pick! Condition is New β Open box, NEW IN BOX SPENCE NICHOLSON THERMODYNAMIC TRAP NTD 600-N1C9A 1/2", FREE SHIPPING | 99.6% |
![]() | $190.00 | Top Pick! Condition is New β Open box, NEW - Spence Nicholson NTD 600S Thermodynamic Steam Trap 3/8 NTD600-N1B9S , shipping cost = $9.06 | 100.0% |
![]() | $199.95 | Condition is New β Open box, NEW OLD STOCK! SPENCE 1" 600PSI STEAM TRAP NTD-600S, FREE SHIPPING | 100.0% |
![]() | $200.00 | Condition is New β Open box, SPENCE NICHOLSON THERMODYNAMIC TRAP NTD 600-N1C9A 1/2", FREE SHIPPING | 100.0% |
![]() | $195.00 | Condition is New β Open box, New 3/8 Spence NYD600,NICHOLSON NTD 600,800F,600PSI Thermodynamic steam Trap,BM, shipping cost = $9.00 | 100.0% |
![]() | $209.99 | Condition is New β Open box, SPENCE NICHOLSON NTD600-N1C9S, 1/2" THERMODYNAMIC TRAP, 600 PSI MAX, NTD 600S, FREE SHIPPING | 99.9% |
![]() | $200.94 | Condition is New β Open box, Spence Nicholson 1/2" Thermodynamic Steam Trap 600 PSI Max. NTD 600 -N1C9A, shipping cost = $10.00 | 99.9% |
![]() | $200.00 | Condition is New β Open box, Spence NTD600-N1C9S Thermodynamic Trap 600 PSI Max 1/2", shipping cost = $20.00 | 100.0% |
![]() | $210.00 | Condition is New β Open box, Spence Nicholson NTD600-N1E9S Thermodynamic Steam Trap 1" 600 PSI NTD600S - N..., shipping cost = $15.00 | ![]() |
![]() | $240.00 | Top Pick! Condition is New β Open box, NEW SPENCE NTD-600 STEAM TRAP 1/2" 600PSI 800F NTD600, FREE SHIPPING | ![]() |
![]() | $269.40 | Top Pick! Condition is New β Open box, Spence NTD600-N1E9S Thermodynamic Trap 600psi 1in Npt, FREE SHIPPING | ![]() |
![]() | $299.00 | Top Pick! Condition is New β Open box, SPENCE NICHOLSON 3/4" NTD 600 Thermodynamic Steam Trap PMA 600psi TMA 800 deg F, FREE SHIPPING | 99.6% |
![]() | $299.00 | Condition is New β Open box, Nicholson Spence NTD600, 1/2" NPT CS Thermodynamic Steam Trap, shipping cost = $ | 99.6% |
![]() | $300.00 | Condition is New β Open box, NEW 3/4 Spence NTD600,NICHOLSON NTD 600,800F,600PSI Thermodynamic steam Trap, FREE SHIPPING | 100.0% |
![]() | $295.00 | Condition is New β Open box, NEW 3/8 Spence NYD600S,NICHOLSON NTD 600S,6912220 Thermodynamic steam Trap,BW, shipping cost = $11.00 | 100.0% |
![]() | $299.00 | Condition is New β Open box, NEW 1/2 Spence NTD600,NICHOLSON NTD 600,800F,600PSI Thermodynamic steam Trap,BS, shipping cost = $9.00 | 100.0% |
![]() | $353.00 | Condition is New β Open box, NEW 1/2 Spence NTD600S,NICHOLSON 1/2 NTD 600S,800F,Thermodynamic steam Trap,BL, shipping cost = $14.00 | 100.0% |
![]() | $375.00 | Condition is New β Open box, NEW 3/4 Spence NTD600,NICHOLSON NTD 600,800F,600PSI Thermodynamic steam Trap,BU, shipping cost = $11.00 | 100.0% |
![]() | $404.10 | Condition is New β Open box, NEW 1 Spence NTD600S,NICHOLSON NTD 600S,Thermodynamic steam Trap+ Warranty, shipping cost = $12.81 | 100.0% |
![]() | $525.00 | Condition is New β Open box, NEW 1 Spence NTD600S,NICHOLSON NTD 600S,800F,Thermodynamic steam Trap,BP, shipping cost = $14.00 | 100.0% |
![]() | $595.00 | Condition is New β Open box, NEW 1 Spence NTD600,NICHOLSON NTD 600,800F,600PSI Thermodynamic steam Trap,BM, shipping cost = $13.00 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $130.00 | Condition is New, SPENCE NICHOLSON NTD600 STEAM TRAP 600 PSI 800 TMA OAL 2-5/8", shipping cost = $13.00 | 99.7% |
![]() | $139.00 | Condition is New, Spence Nicholson NTD600-N1B9A Steam Trap 800F Stainless Steel 600 psi 3/8" NPT, shipping cost = $19.98 | 100.0% |
![]() | $160.00 | Condition is New, NEW 1/2 Spence NTD600-N1C9A ,NICHOLSON NTD 600,800F,600PSI Thermodynamic Trap, shipping cost = $15.00 | 100.0% |
![]() | $175.00 | Condition is New, Spence Nicholson Ntd600-N1c9s Steam Trap,800F,Stainless Steel,600 Psi 1/2 , FREE SHIPPING | 100.0% |
![]() | $199.95 | Condition is New, NEW OLD STOCK! SPENCE NICHOLSON 1/2" 600PSI STEAM TRAP NTD600-N1C9S, FREE SHIPPING | 100.0% |
![]() | $200.00 | Condition is New, NEW- Spence Nicholson NTD600S Thermodynamic Trap 600PSI Max 1/2 NPT, FREE SHIPPING | 100.0% |
![]() | $200.00 | Condition is New, SPENCE NTD-600 STEAM TRAP, shipping cost = $16.45 | 99.9% |
![]() | $216.00 | Top Pick! Condition is New, Spence NTD600-N1D9A 3/4" FNPT 3050 Lb/Hr 600 PSI Stainless Steel Steam Trap, shipping cost = $3.00 | ![]() |
![]() | $349.99 | Condition is New, NEW 3/4 Spence NTD600,NICHOLSON NTD 600,800F,600PSI Thermodynamic steam Trap,BU, FREE SHIPPING | 99.6% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $69.99 | Condition is Used, SPENCE NTD-600S *USED* 1 ECS, FREE SHIPPING | 99.4% |
![]() | $130.00 | Condition is Used, SPENCE NTD-600S UNMP, FREE SHIPPING | 99.9% |
![]() | $186.00 | Condition is Used, SPENCE NTD600 600PSI UNMP, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $299.99 | Condition is Open box, Spence Nicholson NTD600 - 1" NPT Thermodynamic Steam Trap PMA 600 PSI TMA 800 F, FREE SHIPPING | 100.0% |

The Spence NTD-600 3/4 steam trap, also known as the Nicholson NTD-600 800F 600psi thermodynamic steam trap, is a high-performance, thermodynamic steam trap designed for use in heavy-duty industrial applications. This trap is engineered to provide reliable and efficient steam management in pressurized systems, ensuring the optimal use of energy and resources.
The NTD-600 3/4 model features a 3/4 inch inlet connection size, making it suitable for medium-sized steam lines. This thermodynamic steam trap operates at a maximum temperature of 800 F (426.7 C) and a maximum pressure of 600 psi (41.3 bar), making it ideally suited for high-temperature and high-pressure steam systems.
The thermodynamic design of this trap utilizes the temperature difference between the condensate and the steam to operate the trap. As the condensate temperature drops, the thermostatic element inside the trap opens, allowing the condensate to flow out while preventing steam from passing through. This design ensures that only condensate is discharged, minimizing steam loss and maximizing system efficiency.
The NTD-600 3/4 trap is constructed from high-quality materials, including stainless steel and brass, providing excellent durability and resistance to corrosion. The trap also features a non-clogging design, ensuring that solid particles and other impurities do not obstruct its operation.
Additional features of the Spence NTD-600 3/4 steam trap include a rugged, compact design, easy installation, and minimal maintenance requirements. The trap is also compatible with a wide range of steam and condensate applications, making it a versatile solution for various industrial processes.
In summary, the Spence NTD-600 3/4 steam trap is a robust, high-performance thermodynamic steam trap engineered for heavy-duty industrial applications. Its versatile design, reliability, and efficiency make it an excellent choice for managing steam and condensate in high-temperature and high-pressure systems.
The Spence NTD-600 thermodynamic steam trap is a commonly used model in industrial applications for managing condensate and steam systems. Here are some pros and cons of buying this particular steam trap:
Pros:1. Efficient: The NTD-600 is a thermodynamic steam trap, which means it operates based on temperature differential. It effectively separates condensate from steam without the need for mechanical parts, resulting in less maintenance and energy savings.
2. Versatile: This model can be used in a wide range of temperatures (600 F or 315 C) and pressures (600 psi or 41.4 bar). It is suitable for various industries such as power generation, oil refineries, and food processing.
3. Durable: The NTD-600 is made of high-quality materials, including a 15Cr-1Mo-1V alloy body and a heat-resistant PTFE seat. It can withstand harsh conditions and corrosive environments.
4. Easy installation: This steam trap comes with a flanged end connection that makes installation straightforward and quick.
Cons:1. Cost: The NTD-600 is a more expensive option compared to other types of steam traps, such as thermal or mechanical models.
2. Complexity: Although the thermodynamic design has advantages, it can be more challenging to troubleshoot and repair compared to mechanical or thermal traps.
3. Size: The NTD-600 is a larger model, which might require more space in the system.
In conclusion, the Spence NTD-600 thermodynamic steam trap offers several advantages, including efficiency, versatility, and durability. However, it comes with a higher cost and potential complexity. If the application allows for the higher investment and the installation space is available, the NTD-600 can provide significant energy savings and reduced maintenance over the long term.
Recommendation: If you're looking for a reliable, efficient, and versatile steam trap for your industrial application, the Spence NTD-600 is a solid choice. Consider the space requirements, budget, and complexity of the installation before making a decision.
Details:
With a model number of ntd6 this trap is manufactured by the trusted brand Spence and operates at temperature 800 degrees Fahrenheit 600 psi. This product is a valuable addition to any business or industrial setting requiring thermodynamic steam trap. It is a reliable choice for efficiently trapping steam and reducing energy loss in heating cooling systems.
specifications maxohvac:
- brand: Spence
- mpn: Ntd-600
- type: Thermodynamic Steam Trap
- custom bundle: No
offer maxohvac:
- prices: $69.99β$595.00
- item condition:
- New β Open box
- New
- Used
- Open box
- sold #: 11
- availability: in stock
- started: december 14, 2025
- in stock #: 5
- options: ship-to-home
shipping maxohvac:
- class: standard
- carrier: usps
- transit: 6-10 days
- type: calculated
- service: usps ground advantage
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- policy: no returns
seller maxohvac:
- city: ashland, kentucky
- rating: 93.8%
- # reviews: 28
payments maxohvac:
- credit card: visa
- wallet: apple-pay
- other
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