# NUNOTANI KEIKI Electric Propeller Revolution Indicator – Accurate RPM Monitoring

Monitor your vessel's propeller shaft speed with the precision of the NUNOTANI KEIKI Electric Propeller Shaft Revolution Indicator 8521-FE130K. This indicator, manufactured by NUNOTANI KEIKI SEISAKUSHO CO.,LTD., is designed for marine applications, ensuring accurate readings and optimal performance.

**Key Features:**

-   **Precise RPM Measurement:** Delivers accurate readings of propeller shaft revolutions.
-   **Reliable Performance:** Built to withstand marine environments.
-   **Easy Monitoring:** Provides clear and easily readable RPM data.
-   **Optimal Operation:** Helps maintain peak efficiency of your vessel.

**Specifications:**

-   Voltage: 10V
-   Current: 5mA
-   Maximum RPM: 200

Ensure the smooth operation of your marine systems with this reliable revolution indicator. NUNOTANI KEIKI products are known for their quality and precision, making this indicator a dependable choice for industrial automation and marine applications.

For inquiries, contact Ram Automations at [info@ramautomations.com](mailto:info@ramautomations.com)

## Details

- **Price:** 999.0 USD
- **Vendor:** NUNOTANI KEIKI
- **Type:** Marine > Instrumentation > Revolution Indicators
- **Tags:** electric, marine instrumentation, NUNOTANI KEIKI, propeller shaft, revolution indicator, RPM monitoring

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| JIS F 8521-FE130K / USED | 999.00 USD | In stock |

## Images

- NUNOTANI KEIKI Electric Propeller Revolution Indicator – Accurate RPM Monitoring-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/nunotani-keiki-8521-fe130k-indicator)
> Updated: 2026-09-18