BOSCH Auxiliary Water Pump (Coolant Circulation) 0 392 023 20K

Compatible with MERCEDES-BENZ B-CLASS Sports Tourer (W246, W242) , MERCEDES-BENZ CLA Coupe (C117) , MERCEDES-BENZ A-CLASS (W176) Show more info
This BOSCH auxiliary water pump ensures efficient coolant circulation for optimal engine temperature management.
95.83 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (30.03.2026)
PN 039202320K
Make BOSCH
EAN 4047023066879

The BOSCH Auxiliary Water Pump (Part Code: 0 392 023 20K) is designed to supplement the main engine cooling system. It plays a crucial role in maintaining the correct operating temperature by actively circulating coolant, especially when the main pump may not be operating at full capacity. This pump is essential for systems that require precise temperature control, such as those with intercoolers or auxiliary heaters. By ensuring consistent coolant flow, it helps prevent overheating and supports the longevity of engine components. Crafted with BOSCH's commitment to quality, this pump is built for durability and reliable performance. Its integration into your vehicle's cooling system is straightforward, providing a dependable solution for maintaining engine health.

  • Genuine BOSCH auxiliary water pump
  • Part Code: 0 392 023 20K
  • Ensures optimal coolant circulation
  • Maintains precise engine temperature
  • Supports intercooler and auxiliary heater systems
  • Durable construction for long-lasting performance
  • Reliable replacement for your vehicle's cooling system
Voltage [V]
1/2"
Pressure [bar]
0,1
Flow rate [l/h]
900
  • MERCEDES-BENZ
    • B-CLASS Sports Tourer (W246, W242)
      • B 180 (246.242) (90kW/122PS)
      • B 200 (246.243) (115kW/156PS)
      • B 180 CDI (246.200) (80kW/109PS)
      • B 200 CDI (246.201) (100kW/136PS)
      • B 220 4-matic (246.247) (135kW/184PS)
      • B 250 (246.244) (155kW/211PS)
      • B 200 Natural Gas Drive / B 200 c (242.848) (115kW/156PS)
      • B 220 CDI / d (246.203) (125kW/170PS)
      • B 160 CDI / d (246.211) (66kW/90PS)
      • B 180 CDI / d (246.212) (80kW/109PS)
      • B 250 4-matic (246.246) (155kW/211PS)
      • 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)
      • Electric Drive / B 250 e (242.890) (132kW/180PS)
      • Electric Drive / B 250 e (242.890) (65kW/88PS)
      • B 160 (246.241) (75kW/102PS)
      • B 220 d 4-matic (246.205) (125kW/170PS)
    • CLA Coupe (C117)
      • CLA 250 4-matic (117.346) (155kW/211PS)
      • CLA 180 CDI / d (117.312) (80kW/109PS)
      • CLA 180 (117.342) (90kW/122PS)
      • CLA 200 (117.343) (115kW/156PS)
      • CLA 250 (117.344) (155kW/211PS)
      • 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)
      • CLA 250 (117.350) (160kW/218PS)
      • CLA 250 4-matic (117.351) (160kW/218PS)
      • CLA 220 4-matic (117.347) (135kW/184PS)
      • CLA 200 (117.343) (110kW/150PS)
    • A-CLASS (W176)
      • A 180 (176.042) (90kW/122PS)
      • A 200 (176.043) (115kW/156PS)
      • A 250 (176.044) (155kW/211PS)
      • A 180 CDI / d (176.012) (80kW/109PS)
      • A 180 CDI (176.000) (80kW/109PS)
      • A 200 CDI (176.001) (100kW/136PS)
      • A 220 CDI (176.003) (125kW/170PS)
      • A 160 CDI / d (176.011) (66kW/90PS)
      • A 250 4-matic (176.046) (155kW/211PS)
      • 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 4-matic (176.047) (135kW/184PS)
      • A 160 (176.041) (75kW/102PS)
      • A 250 (176.050) (160kW/218PS)
      • A 250 4-matic (176.051) (160kW/218PS)
      • A 220 d (176.003) (130kW/177PS)
      • A 220 d 4-matic (176.005) (130kW/177PS)
    • CLA Shooting Brake (X117)
      • CLA 180 (117.942) (90kW/122PS)
      • CLA 200 (117.943) (115kW/156PS)
      • CLA 250 (117.944) (155kW/211PS)
      • CLA 250 4-matic (117.946) (155kW/211PS)
      • 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 250 4-matic (117.951) (160kW/218PS)
      • CLA 180 d (117.912) (80kW/109PS)
      • CLA 220 4-matic (117.947) (135kW/184PS)
      • CLA 220 d (117.903) (125kW/170PS)
      • CLA 220 d 4-matic (117.905) (125kW/170PS)
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