# Differential Pressure Switch H3A-3SL by W.E. Anderson

The **W.E. Anderson H3A 3SL Differential Pressure Switch** is a critical component for monitoring and controlling pressure differences in industrial applications. Manufactured by Duo Tech (Dwyer), this switch from the Duotect series H3 is designed for reliable performance in demanding environments. It's ideal for use in systems where accurate pressure readings are essential for optimal operation and safety. This model, with maker's number **H3 A3SL**, is built in the USA, ensuring high quality and durability.

This **differential pressure switch** is engineered to handle a pressure range of 5-70 PSID and a maximum working pressure of 1500 PSI. Its robust construction and electrical ratings of 125VAC, 250VAC, and 30VDC, with a 5 amp maximum current, make it suitable for a variety of industrial settings. The **H3A 3SL** is a dependable solution for pressure control needs.

-   **Accurate Pressure Monitoring:** Provides precise readings for effective system control.
-   **Durable Construction:** Built to withstand harsh industrial environments.
-   **Wide Pressure Range:** Suitable for various application requirements.
-   **Easy Installation:** Designed for straightforward integration into existing systems.
-   **Reliable Performance:** Ensures consistent operation and long-term reliability.

The **W.E. Anderson H3A 3SL Differential Pressure Switch** offers superior quality and dependable performance. This switch is a valuable addition to any industrial or automation system. Ensure optimal performance with a switch that meets the rigorous demands of industrial automation. Contact [info@ramautomations.com](mailto:info@ramautomations.com) for more information.

## Details

- **Price:** 999.0 USD
- **Vendor:** Duo Tech (Dwyer)
- **Type:** Industrial Automation > Pressure Sensors > Differential Pressure Switches
- **Tags:** 5-70 PSID, differential pressure switch, Duotect series, Dwyer Instruments, H3A-3SL, industrial automation, pressure control, pressure monitoring, pressure sensor, W.E. Anderson

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New | 999.00 USD | In stock |

## Images

- Differential Pressure Switch H3A-3SL by W.E. Anderson-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/we-anderson-h3a-3sl-pressure-switch)
> Updated: 2026-10-02