BMW i4 G26 2024 HV Coolant Heater 5B36BF9 – High Voltage Electric OEM 🔧

For sale is a **Genuine BMW High Voltage Electric Coolant Heater (Part No. 5B36BF9)** removed from a **2024 BMW i4 G26**. The unit has been **fully tested and verified working**, and is a critical component in BMW’s high-voltage thermal management system, responsible for regulating battery and drivetrain coolant temperature, improving efficiency, and ensuring proper cold-weather operation. This heater is an **OEM BMW part**, not aftermarket, and is suitable for EV and PHEV thermal regulation circuits. * * * # ⚙️ **Key Specifications** - **Brand:** BMW - **Model Compatibility:** BMW i4 G26 (2024) - **Additional Known Compatibility:** - BMW **iX1 U11 BEV** (battery-electric variant) - May fit additional BMW EV/PHEV models that use part **5B36BF9** - **Part Number:** 5B36BF9 (also referenced as 64125 B36BF9) - **Function:** High Voltage Electric Coolant Heater - **System:** Battery/E-Drive Thermal Management - **Condition:** Used – Tested & Fully Functional - **OEM:** Yes – Genuine BMW Factory Component * * * # 🔍 **Condition Notes** - Tested and confirmed operational - No cracks, leaks, or electrical faults - Connectors and mounts intact - Normal cosmetic wear consistent with vehicle removal - Pulled from a running 2024 BMW i4 G26 * * * # 🚗 **Compatibility Information** This part is **confirmed compatible** with the following models: - **BMW i4 G26 (2024)** – all EV variants (eDrive35, eDrive40, M50) - **BMW iX1 U11 BEV** – battery-electric configuration This coolant heater **may also fit additional BMW electric or plug-in hybrid models**, as BMW shares HV components across platforms. ### ⚠️ **IMPORTANT:** BMW uses multiple superseded and regional part numbers. **Always confirm compatibility using your VIN and existing part number before purchase.** Buyer is responsible for ensuring correct fitment. * * * # 📦 **What’s Included** - 1× BMW HV Electric Coolant Heater - OEM Part No. **5B36BF9** * * * # 🚚 **Shipping & Handling** - Ships within **1 business day** - Professionally packed for safe transport - Tracking included * * * # ⚠️ **Safety Note** # **This is a **high-voltage EV component**. Installation should be performed **only by a BMW-certified technician or high-voltage trained professional**.** # **Why Buy From Us** 🔹 **Professionally Inspected & Cleaned** 🔹 **Fast, Hassle-Free Setup** for Immediate Use 🔹 **Ships Fast from USA 🇺🇸** 🔹 **30-Day Return Policy** for Peace of Mind **Shipping & Returns** 🚚 Ships within 2 Business Day – Secure Packaging 🔄 Easy Returns with 30-Day Coverage

• Brand: BorgWarner
• Type: Auxiliary Coolant Heater
• Interchange Part Number: 6412 5A626B2, 64 12 5 A62 6B2
• Capacity: 0 Ah - 100 Ah
• OE/OEM Part Number: 64125A81B3001
• Manufacturer Part Number: 64125A81B3001