
498-13 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $30.79 | Condition is New, RSS498013-SEAL ESP COMPANY SWITCH PRESSURE ADJ 1-4IN WC, shipping cost = $10.50 | 99.8% |
![]() | $64.01 | Condition is New, Esp Air Pressure Sensing Switch Kit, Adjustable 1.0-4.0 W.C., FREE SHIPPING | ![]() |

The ESP Energy 498-13 Air Switch is a versatile and reliable solution for your water, wastewater, or industrial automation needs. This 1-form relay air switch is designed to operate with a wide range of input voltages, from 1.0 to 4.0 watts, making it suitable for various applications.
The RSS 211 designation signifies that this switch is compliant with the RoHS2 and REACH directives, ensuring that it meets stringent environmental standards. It's also built with a rugged and weather-resistant housing, capable of withstanding harsh environments and extreme temperatures.
The ESP Energy 498-13 Air Switch features a compact design, which allows for easy installation and integration into your existing system. The switch operates via an air input, where a change in pressure in the input line triggers the relay to switch on or off. This design ensures that there is no physical contact between the switch and the input, resulting in a long-lasting and maintenance-free component.
The switch has a maximum contact rating of 1 form (NO), and it can handle up to 10 amps at 250 volts AC or 5 amps at 600 volts DC. It also offers a contact bounce time of less than 3 milliseconds, ensuring quick and accurate switching.
The ESP Energy 498-13 Air Switch is a valuable addition to your automation system, offering dependable performance, easy integration, and environmental compliance. Its versatile input voltage range, rugged construction, and fast switching capabilities make it a top choice for various water, wastewater, and industrial applications.
The ESP-498-13 Air Switch is a relays-based device designed for remote water, gas, or electric valve control applications. This switch is RoHS compliant and offers a wide operating range of 1.0 to 4.0 Watts. Let's discuss the potential pros and cons when considering purchasing this product:
Pros:1. Versatile: The ESP-498-13 Air Switch can be used with various applications such as water, gas, and electric valve control.
2. Wide Operating Range: This switch can accommodate a wide range of power consumption, which is beneficial for various applications.
3. RoHS Compliant: The device is compliant with the Restriction of Hazardous Substances Directive, making it an eco-friendly choice.
4. Relay-based: The use of relays ensures reliable switching and can handle higher currents and voltages than solid-state switches.
Cons:1. Size: The ESP-498-13 Air Switch may be larger than some solid-state switches, which could be a concern for space-constrained installations.
2. Complexity: The use of relays adds complexity to the installation process and the overall system design.
3. Power Consumption: The switch may consume more power compared to solid-state switches, which could lead to higher energy costs.
In conclusion, the ESP-498-13 Air Switch offers versatility, reliability, and a wide operating range, making it an attractive choice for various applications. However, its larger size, complexity, and higher power consumption are potential drawbacks. Ultimately, the decision to purchase this switch depends on the specific requirements and constraints of your application.
If you're looking for a compact, low-power alternative, consider a solid-state switch. However, if you require the reliability and versatility offered by the ESP-498-13 Air Switch, it may be the best choice for your project.
Details:
Buyer prepays shipping costs. Energy saving products universal air switch range 1.0-4.0 w.c rss 498-13 211 new in package. Please view photos before buying.
specifications maxohvac:
- brand: Esp Energy Saving Products
- mpn: 498-13
- model: Rss 498-13
- part type: Air Switch
- country/region of manufacture: United States
returns maxohvac:
- policy: no returns
offer maxohvac:
- started: july 8, 2025
- sold #: 16
- options: ship-to-home
- in stock #: 2
- availability: in stock
- prices: $30.79–$64.01
- item condition: New
seller maxohvac:
- city: portage, indiana
- # reviews: 280
- rating: 100.0%
payments maxohvac:
- other
- wallet: paypal
- credit card: diners-club
shipping maxohvac:
- carrier: usps
- service: usps ground advantage
- transit: 3-8 days
- type: calculated
- class: standard
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
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