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#186304402
AEM 30-4402 Digital Oil or Trans or Water Temp Gauge
$201.95
/kit
Factory Shipped
$224.95
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Product Summary
Universal Fit, 100-300 degrees F Gauge Range
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See rebate detailsKey Specs
| MFG. Part # | 30-4402 |
| Gauge Range | 100-300 degrees F |
| Gauge Face Color | Black/White |
| Bezel Finish | Black/Silver |
| Sending Unit Included | Yes |
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Return PolicyAEM Electronics 30-4402 Details
AEM Electronics 30-4402 Details
The AEM Digital Water Temperature Gauge combines unsurpassed accuracy, speed and control with an easy-to-read digital LED interface that displays water temperature in 1-degree increments, and a sweeping LED "needle" that lines the edge and moves as water temperature changes from 0 to 300. The water temperature gauge's digital readout will automatically increase and decrease in intensity due to the built-in ambient light sensing photocell.
AEM's digital water temp gauge includes a 0-5v analog output for use with data loggers and virtually any engine management system, such as the Infinity ECU, Series 2 EMS or AQ-1 Data Logger, making it the perfect solution for users who need to monitor and data log water temp at high RPM on tuned engines. Each gauge includes interchangeable silver and black bezels and black and white faceplates to personalize the look of your gauge.
Features
- Displays water temperature from 100 to 300F
- Temperature gauge includes AEM brass sensor
- Ideal for carbureted or EFI vehicles
- Easy-to-install Plug & Play harness and sensor included
- 24 green LED display lights provide immediate reference to monitored engine function
- Three-digit digital readout to exact degree
- Each gauge comes with interchangeable black/silver bezels and black/white faceplates
- 0-5V analog output included for use with data loggers and virtually any engine management system
- Auto-dimming gauge face and read out lighting
- Standard 52mm (2-1/16”) gauge housing
- Brass sensor included
Rebates
Holley October Promo 10% Off Select Parts Sale
Holley's October Promo 10% Off Select Parts Sale, running from September 28, 2026, through November 1, 2026. For a limited time, customers can save up to 10% off on select Holley parts, making it the perfect opportunity to upgrade your ride with premium Holley branded parts including Holley, Brawler, Quick Fuel, Leg Wheels, Rev Wheels, Rocket Racing, Flowtech, Edge, Racequip, Apr and Dinan. Purchases must be made between September 28, 2026, through November 1, 2026. This limited-time offer applies to qualifying Holley branded parts purchased during the promotional period. Following the promotion, these parts will revert back to standard pricing.
AEM Electronics 30-4402 Specifications
AEM Electronics 30-4402 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 30-4402 |
| Brand | AEM Electronics |
| Gauge Range | 100-300 degrees F |
| Gauge Face Color | Black/White |
| Bezel Finish | Black/Silver |
| Sending Unit Included | Yes |
| Shape | Round |
| Gauge Series | Digital |
| Gauge Diameter | 2-1/16" |
| GENERAL | |
| Sending Unit | Electrical |
| Gauge Sweep | Digital Numeric |
| OEM Replacement | No |
| Sold in Quantity | Each |
| GTIN Code | 840879016517 |
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