DELPHI Lambda zonde ES21074-12B1

Compatible with MERCEDES-BENZ CLS (C218) , MERCEDES-BENZ C-CLASS (W204) , MERCEDES-BENZ E-CLASS (W212) Show more info
This DELPHI Lambda zonde, part code ES21074-12B1, is designed for optimal engine performance and fuel efficiency. Ensure your vehicle's emissions are within regulations with this reliable component.
66.22 EUR
inc. VAT 21%
In stock 25
Delivery 1 day (15.05.2026)
PN ES21074-12B1
Make DELPHI
EAN 5012759575499

The DELPHI Lambda zonde, identified by part code ES21074-12B1, is a critical sensor for modern engine management systems. It measures the oxygen content in the exhaust gases, providing essential data to the engine control unit (ECU). By accurately monitoring the air-fuel ratio, this Lambda zonde helps the ECU make real-time adjustments to fuel injection and ignition timing. This precise control is vital for maximizing fuel economy and minimizing harmful emissions, ensuring your vehicle meets environmental standards. Crafted with DELPHI's commitment to quality, the ES21074-12B1 is built to withstand the harsh conditions of the exhaust system. Its durable construction ensures long-lasting performance and reliable operation, contributing to the overall health and efficiency of your vehicle's powertrain.

  • Direct fit for specified applications
  • Enhances fuel efficiency
  • Reduces harmful emissions
  • Supports optimal engine performance
  • Durable construction for longevity
  • Reliable sensor data for ECU
  • Meets stringent quality standards
Cable length [mm]
631
Oxygen sensor
Wideband lambda sensor
Oxygen sensor
with heating
  • MERCEDES-BENZ
    • CLS (C218)
      • CLS 250 CDI / BlueTEC / d (218.303, 218.304) (150kW/204PS)
      • CLS 220 BlueTEC / d (218.301) (125kW/170PS)
      • CLS 250 BlueTEC / d 4-matic (218.397) (150kW/204PS)
    • C-CLASS (W204)
      • C 250 CDI 4-matic (204.082) (150kW/204PS)
      • C 220 CDI (204.002) (125kW/170PS)
      • C 220 CDI 4-matic (204.084) (125kW/170PS)
      • C 220 CDI (204.002) (120kW/163PS)
    • E-CLASS (W212)
      • E 250 CDI / BlueTEC 4-matic (212.082, 212.097) (150kW/204PS)
      • E 220 CDI / BlueTEC (212.001, 212.002) (125kW/170PS)
      • E 250 CDI / BlueTEC (212.003, 212.004) (150kW/204PS)
      • E 300 Hybrid / BlueTEC Hybrid (212.098) (150kW/204PS)
      • E 220 CDI (120kW/163PS)
      • E 220 BlueTEC 4-matic (212.011) (125kW/170PS)
    • C-CLASS T-Model (S204)
      • C 250 CDI 4-matic (204.282) (150kW/204PS)
      • C 220 CDI (204.202) (125kW/170PS)
      • C 250 CDI (204.203) (150kW/204PS)
      • C 220 CDI 4-matic (204.284) (125kW/170PS)
      • C 220 CDI (204.202) (120kW/163PS)
    • C-CLASS Coupe (C204)
      • C 220 CDI (204.302) (125kW/170PS)
      • C 250 CDI (204.303) (150kW/204PS)
      • C 220 CDI (204.302) (120kW/163PS)
    • B-CLASS Sports Tourer (W246, W242)
      • B 180 CDI (246.200) (80kW/109PS)
      • B 200 CDI (246.201) (100kW/136PS)
      • B 220 CDI / d (246.203) (125kW/170PS)
      • B 200 CDI / d (246.208) (100kW/136PS)
      • B 200 CDI / d 4-matic (246.202) (100kW/136PS)
      • B 220 CDI / d (246.203) (130kW/177PS)
      • B 220 CDI / d 4-matic (246.205) (130kW/177PS)
      • B 220 d 4-matic (246.205) (125kW/170PS)
    • M-CLASS (W166)
      • ML 250 CDI / BlueTEC 4-matic (166.004, 166.003) (150kW/204PS)
    • E-CLASS T-Model (S212)
      • E 250 CDI / BlueTEC 4-matic (212.282, 212.297) (150kW/204PS)
      • E 220 CDI / BlueTEC (212.202, 212.201) (125kW/170PS)
      • E 250 CDI / BlueTEC (212.203, 212.204) (150kW/204PS)
      • E 220 CDI (212.202) (120kW/163PS)
      • E 300 Hybrid / BlueTEC Hybrid (212.298) (150kW/204PS)
      • E 220 BlueTEC 4-matic (212.211) (125kW/170PS)
    • SLK (R172)
      • 250 CDI / d (172.403) (150kW/204PS)
    • E-CLASS Coupe (C207)
      • E 250 CDI / BlueTEC / d (207.303, 207.304) (150kW/204PS)
      • E 220 CDI / d (207.302, 207.301) (125kW/170PS)
      • E 220 CDI (207.302) (120kW/163PS)
    • GLK-CLASS (X204)
      • 220 CDI (204.902) (125kW/170PS)
      • 220 CDI 4-matic (204.984, 204.997) (125kW/170PS)
      • 250 CDI 4-matic (204.982, 204.904) (150kW/204PS)
      • 220 CDI 4-matic (204.984) (120kW/163PS)
    • E-CLASS Kabriolets (A207)
      • E 220 CDI / BlueTEC / d (207.402, 207.401) (125kW/170PS)
      • E 250 CDI / BlueTEC / d (207.403, 207.404) (150kW/204PS)
    • A-CLASS (W176)
      • A 180 CDI (176.000) (80kW/109PS)
      • A 200 CDI (176.001) (100kW/136PS)
      • A 220 CDI (176.003) (125kW/170PS)
      • A 200 CDI / d (176.008) (100kW/136PS)
      • A 200 CDI / d 4-matic (176.002) (100kW/136PS)
      • A 220 CDI 4-matic (176.005) (125kW/170PS)
      • A 220 d (176.003) (130kW/177PS)
      • A 220 d 4-matic (176.005) (130kW/177PS)
    • CLS Shooting Brake (X218)
      • CLS 250 CDI / BlueTEC / d (218.903, 218.904) (150kW/204PS)
      • CLS 220 BlueTEC / d (218.901) (125kW/170PS)
      • CLS 250 BlueTEC / d 4-matic (218.997) (150kW/204PS)
    • CLA Coupe (C117)
      • CLA 220 CDI / d (117.303) (125kW/170PS)
      • CLA 220 CDI / d (117.303) (120kW/163PS)
      • CLA 200 CDI (117.301) (100kW/136PS)
      • CLA 200 CDI / d 4-matic (117.302) (100kW/136PS)
      • CLA 200 CDI / d (117.308) (100kW/136PS)
      • CLA 220 CDI 4-matic (117.305) (125kW/170PS)
      • CLA 220 CDI / d 4-matic (117.305) (120kW/163PS)
      • CLA 220 CDI / d (117.303) (130kW/177PS)
      • CLA 220 CDI / d 4-matic (117.305) (130kW/177PS)
    • GLA-CLASS (X156)
      • GLA 200 CDI / d (156.908) (100kW/136PS)
      • GLA 200 CDI 4-matic (156.902) (100kW/136PS)
      • GLA 220 CDI (156.903) (125kW/170PS)
      • GLA 220 CDI 4-matic (156.905) (125kW/170PS)
      • GLA 220 d (156.903) (130kW/177PS)
      • GLA 220 d 4-matic (156.905) (130kW/177PS)
    • C-CLASS (W205)
      • C 220 BlueTEC / d (205.002, 205.004) (125kW/170PS)
      • C 220 BlueTEC / d (205.003) (120kW/163PS)
      • C 250 BlueTEC / d (205.008, 205.006) (150kW/204PS)
      • C 250 BlueTEC / d 4-matic (205.009) (150kW/204PS)
      • C 300 BlueTEC Hybrid / h (205.012) (170kW/231PS)
      • C 220 d 4-matic (205.005) (125kW/170PS)
      • C 200 d (205.007) (100kW/136PS)
    • S-CLASS (W222, V222, X222)
      • S 300 BlueTEC Hybrid / h (222.104, 222.004) (170kW/231PS)
    • C-CLASS T-Model (S205)
      • C 220 BlueTEC / d (205.204) (125kW/170PS)
      • C 250 BlueTEC / d (205.208) (150kW/204PS)
      • C 250 BlueTEC / d 4-matic (205.209) (150kW/204PS)
      • C 300 BlueTEC Hybrid / h (205.212) (150kW/204PS)
      • C 220 BlueTEC / d (205.204) (120kW/163PS)
      • C 220 d 4-matic (205.205) (125kW/170PS)
      • C 200 d (205.207) (100kW/136PS)
    • CLA Shooting Brake (X117)
      • CLA 200 CDI / d (117.908) (100kW/136PS)
      • CLA 200 CDI / d 4-matic (117.902) (100kW/136PS)
      • CLA 220 CDI / d (117.903) (130kW/177PS)
      • CLA 220 CDI / d 4-matic (117.905) (130kW/177PS)
      • CLA 220 d (117.903) (125kW/170PS)
      • CLA 220 d 4-matic (117.905) (125kW/170PS)
    • GLE (W166)
      • 250 d (166.006) (150kW/204PS)
      • 250 d 4-matic (166.004) (150kW/204PS)
    • GLC (X253)
      • 220 d 4-matic (253.905, 253.903) (125kW/170PS)
      • 250 d 4-matic (253.909) (150kW/204PS)
      • 220 d 4-matic (253.905, 253.903) (120kW/163PS)
    • C-CLASS Coupe (C205)
      • C 220 d (205.304) (125kW/170PS)
      • C 250 d (205.308) (150kW/204PS)
      • C 220 d 4-matic (205.305) (125kW/170PS)
      • C 250 d 4-matic (205.309) (150kW/204PS)
    • SLC (R172)
      • 250 d (172.404) (150kW/204PS)
    • C-CLASS Kabriolets (A205)
      • C 220 d (205.404) (125kW/170PS)
      • C 220 d 4-matic (205.405) (125kW/170PS)
      • C 250 d (205.408) (150kW/204PS)
    • GLC Coupe (C253)
      • 220 d 4-matic (253.303, 253.305) (125kW/170PS)
      • 250 d 4-matic (253.309) (150kW/204PS)
      • 220 d 4-matic (253.303, 253.305) (120kW/163PS)
MERCEDES-BENZ
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