Description
Product Overview
The Auto Meter 4937 Ultra-Lite II Electric Water Temperature Gauge combines a lightweight plastic housing with a modern white LED through-the-dial illumination. Designed for both street and race applications, it operates on 12 V or 16 V systems, delivering rapid and precise temperature readings while keeping hazardous fluids sealed away from the vehicle interior. Dimensions are compact at 5 × 4 × 5 inches and it weighs only 7.2 oz, making it easy to mount in tight engine bays. The gauge includes a 1/8″ NPT temperature sender, 3/8″ and 1/2″ NPT adapters, mounting hardware, and step‑by‑step instructions.
Usage
Ideal for performance enthusiasts, daily drivers, and track day participants, this gauge provides real‑time engine temperature data during high‑load conditions, helping prevent overheating and engine damage. Its bright LED face is readable in low‑light environments, making it perfect for night runs, drag strips, and endurance events. 
Why Choose Us
Auto Meter’s air‑core electric instruments are race‑proven, offering quick response times and durability under extreme conditions. The gauge’s plastic construction resists corrosion, while the LED lighting consumes minimal power. Each unit undergoes strict quality testing, ensuring consistent performance and long‑term reliability for demanding automotive applications.
Key Features
- Bright white LED through‑the‑dial lighting for clear nighttime visibility
- Compatible with 12 V and 16 V electrical systems, fitting most street and race cars
- Complete installation kit includes sender, adapters, hardware, and detailed instructions
- Lightweight plastic housing resists corrosion and reduces overall vehicle weight
- Air‑core design provides fast, accurate temperature readings while keeping fluids sealed
FAQ
What voltage systems does the gauge support?
The Ultra‑Lite II operates on both 12 V and 16 V automotive electrical systems, making it suitable for a wide range of vehicles.
Is the gauge waterproof?
The gauge housing is painted plastic and sealed to keep hazardous fluids out, but it is not intended for direct immersion in water.
Can I install the gauge myself?
Yes. The package includes a 1/8″ NPT temperature sender, adapters for 3/8″ and 1/2″ NPT fittings, mounting hardware, and a detailed installation guide.
What is the response time of the temperature reading?
The air‑core design provides rapid response, delivering near‑real‑time temperature data to help you monitor engine conditions effectively.
Does the LED affect battery drain?
The LED uses minimal power, so it has a negligible impact on overall battery consumption, even during extended use.
Reviews
There are no reviews yet.