Bosch BAT 645 – Battery charger & BSU

SKU:
£854.00
£854.00
Unavailable
per item

The universal BAT 645 is designed to charge all battery types, including; lead-acid, maintenance-free, standard, gel, fleece, AGM, EFB and Lithium Iron Phosphate (LFP) batteries. Using its soft charging phase, the BAT 690 can automatically charge heavily-depleted batteries.


Prices are Subject to 20% VAT (UK Customers Only) Other countries May Be Subject to Import Duties and Local Taxes,


The battery charger can support the on-board power supply during any control unit updates maintains up to 45A.


Free Next Day Delivery within the UK


Ships Worldwide 3-4 Days FedEx


What's In The Box:

  • Battery charger
  • Detachable charging cables (3 m – 25 mm²)
  • AC Power cord
  • Wall mount
  • User manual including Safety instructions
2 available

​BOSCH BAT 645

Technical Data
Max. Charge current intensity
-12V / 45 A
-24 V / 22,5 A
Length of the charging cable 2 x 3 m
Cross-section charging cable 6 mm²
Power input Max. 800 W
Weight (without charging and power cable)3,7 kg
Charging characteristicI1U1I2aI3aI3...
Backup mode 12.0 V / 24.0 V max. 20 A
Floating-mode operation 13.0 V / 256.0 V max.
45 A / 22,5 A
Function temperature range -5°C – +45°C
Main voltage 230 V, 50/60 Hz
Battery nominal voltage 12 V / 24 V
Protection type (DIN 40050)IP 20 D
Safety class (DIN 40530)SK I
Dimensions (W x H x D) 220 x 115,5 x 296 mm
Emitted interference level (DIN 40839)Class B
BOSCH BAT 645 is designed to charge all battery types, including: lead-acid, maintenance-free, standard, gel, fleece, AGM, EFB and Lithium Iron Phosphate (LFP) batteries. Using its soft charging phase, the BAT 645 can automatically charge heavily-depleted batteries.
Featuring as standard, both a backup mode, maintaining voltage supply to buffer data during battery replacement (e.g. for car stereos, supply and control units, etc.) and floating mode, to keep the SOC of the battery and stabilise the vehicle’s electrical system when the engine is off. In floating mode, the battery charger can support the on-board power supply during any control unit updates.

Features and Benefits
  • 45 A of continuous current output is able to charge all types of 12 V and 22 A for 24 V battery: Truly universal charging
  • Soft charging phase: For heavily depleted batteries
  • Backup mode: Maintains voltage supply to buffer data during battery replacement
  • Floating Mode: Power supply support during control unit updates
  • Dot matrix display in 18 languages: Clear measurement readings
  • USB port keeps battery charger software up-to-date: For futureproofing
  • Charger holder for wall mounting: Convenient for extended charging periods
  • Compact: Only 220 (w) x 115.5 (h) x 296mm (d) for space saving in the workshop or in transit
  • Robust housing: Durable for daily use

    BOSCH BAT 645