Spartan 3 Spartan 3 Features: 10ms Response Time 2x Programmable Linear voltage outputs Compatible with Bosch LSU 4.9 and Bosch LSU ADV sensor. The LSU ADV sensor provides a 20x resolution increase over the LSU 4.9. Lambda range of 0.6[Lambda] to 3.4[Lambda], equivalent to 8.82[AFR] to 50[AFR] for gasoline. CAN Bus support for the following ECUs; Megasquirt 3, Adaptronic, Link, Haltech, as well as YourDyno dyno controller are supported. More supported devices coming soon via firmware update. Compatible with Torque OBD for Android to display AFR Onboard FTDI based serial-USB converter. ARM Cortex M4 0.1% tolerance components for all components that affect accuracy 4 layer Printed Circuit Board Separate grounds and power connections for LSU Heater and electronics for improved noise performance and improved voltage protection 2-year warranty. 60-day money-back guarantee. Note: Lambda sensor carries a 3-month warranty Spartan 3 Lite Features: 10ms Response Time 2x Programmable Linear voltage outputs Compatible with the Bosch LSU 4.9 and Bosch LSU ADV sensor. The LSU ADV sensor provides a 20x resolution increase over the LSU 4.9. Lambda range of 0.6[Lambda] to 3.4[Lambda], equivalent to 8.82[AFR] to 50[AFR] for gasoline. UART ARM Cortex M4 0.1% tolerance components for all components that affect the accuracy 4 layer Printed Circuit Board Separate grounds and power connections for LSU Heater and electronics for improved noise performance and improved voltage protection 2-year warranty. 60-day money-back guarantee. Spartan 3 Lite does not have CAN Bus. Note: Lambda sensor carries a 3-month warranty Additional Features and Specifications: 8 ft cable length Operating Temperature: -40[C] to +105[C] Spartan 3 dimensions: 115mm x 60mm x 26mm Pricing: Spartan 3 Lite without LSU @ $109 USD Spartan 3 Lite with LSU 4.9 @ $159 US Spartan 3 Lite with LSU ADV @ 209 USD Spartan 3 without LSU @ $139 USD Spartan 3 with LSU 4.9 @ $189 USD Spartan 3 with LSU ADV @ 239 USD If Spartan 3 is ordered with a sensor, Spartan 3 will ship configured for that sensor. If Spartan 3 is purchased without a sensor then Spartan 3 will ship configured for the LSU 4.9, the user can change the sensor settings using a serial terminal. You can also request LSU 4.9 and LSU ADV configuration at the time of ordering using the order notes Included with every order: Spartan 3/Lite Lambda Controller 8ft lambda sensor cable 2x fuse holder 2x 5 Amp fuse (replacement included) 2x 1 Amp fuse (replacement included)