4" EV CAN-Bus Dual Gauge | Amp -200 to 1200A + Battery Temp 0-120F with Warning | AEM

SKU: FAE4-DG3-EV
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$256.48 USD
Tracks amperage and battery temperature data directly through the CAN network at 500K baud for seamless AEM EV integration. Combines current flow and battery thermal monitoring in one clean, easy-to-read gauge with an integrated warning light for added awareness. Precision stepper motor delivers smooth, accurate readings.
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The AEM EV CAN-Bus Dual Gauge (Amps + Battery Temp) reads amperage and battery temperature data directly through the CAN network at 500K baud for a cleaner install with stable real-time current and thermal monitoring in one gauge. Built for seamless AEM EV integration, it delivers accurate dual-function data with a clean factory-style look to help track power flow, monitor battery heat, and give you better insight into overall EV performance and system health without adding extra dash clutter. A precision stepper motor keeps the pointer smooth, accurate, and easy to read at a glance. Built for long-term reliability, it’s made in the USA and backed for life.

Warning Light Activation:
Battery temp warning light turns on above 100F.
Track-Tested. USA-Built. Backed for Life.

Key Features:

  • Direct CAN Amps + Battery Temp Data — reads amperage and battery temperature directly from the CAN network
  • 500K Baud CAN Communication — built for proper integration with supported AEM EV systems
  • Dual-Function Monitoring — tracks current flow and battery temperature in one clean, easy-to-read gauge
  • Battery Temp Warning Light — turns on above 100F
  • Factory-Style Integration — combines two critical EV values without adding extra dash clutter
  • Stepper Motor Precision — smooth, accurate pointer movement
  • Microprocessor-Driven — real-time accuracy
  • Made in the USA — backed by a lifetime warranty
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Built to last. Backed for life.
  • Lifetime warranty on internal circuit board electronics
  • 5-year coverage on sensors and wiring
  • Applies to gauges purchased since Jan. 1, 2006

Every Speedhut gauge includes a lifetime warranty* on the electronic circuit board inside the gauge case. It is the core of the gauge — the part responsible for the precision communication that delivers the accuracy and performance Speedhut is known for.

Sensors, wiring, and other external components are covered by an unlimited 5-year warranty.

This combined lifetime / 5-year warranty applies to the original purchaser.
*For your lifetime — as long as you own the gauge — we stand behind it.
Speedhut Inc warrants products to be free from defects in materials or workmanship. This warranty is limited to repair or replacement. Speedhut Inc is not responsible for incidental or consequential damages. Improper use, installation, or unauthorized modifications void this warranty.
AEM SID’s (500K Baud Rate)
GaugesEndianStart BitBit LengthScalingOffsetTypeUnitsID HEX
Motor/Inverter TempMotorola (Big Endian)31810UnsignedCelsius0X2F0A005
SpeedometerMotorola (Big Endian)63810UnsignedMPH0X2F0A001
AmpMotorola (Big Endian)23160.10SignedAmps0X2F0A202
Battery LevelMotorola (Big Endian)15810Unsigned%0X2F0A202
12 Volt Batt.Motorola (Big Endian)4780.10UnsignedVolts0X2F0A001
High Volt Batt.Motorola (Big Endian)55160.10UnsignedVolts0X2F0A200
Battery TempMotorola (Big Endian)55810SignedCelsius0X2F0A202
PowerMotorola (Big Endian)55160.10SignedkW0X2F0A209
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