Image Status Product PNC Unit Sensor Controller Voltage Compatibility Comment
New Knock Shield 2 6 000 000 021 Knock (%) Bosch KS4-P TPIC8101 N/A Uno, Uno WiFi, Mega -
Active NOx Shield 6 000 000 017 O₂ / λ / NOₓ Bosch EGS-NX2 MCP2515 12V / 24V Uno, Uno WiFi, Mega SAE J1939
Active Lambda Shield 2 6 000 000 015 O₂ / λ Bosch LSU 4.9 Bosch CJ125 10-24V Uno, Uno WiFi, Mega -
Discontinued Knock Shield 6 000 000 011 Knock (%) Bosch KS4-P TPIC8101 / HIP9011 N/A Uno Stackable Headers
Discontinued Lambda Shield 6 000 000 010 O₂ / λ Bosch LSU 4.9 Bosch CJ125 10-15V Uno Stackable Headers