Gysflash 51.12 Cnt Fv (2.5m Cables)
GYS 50A Connected 12V Smart Charger & Diagnostic Battery Support Unit
The GYSFLASH 51.12 CNT FV is a high-performance 50A connected battery charger and stabilised power supply designed for professional automotive workshops. Built with advanced inverter technology, it maintains 12V lead-acid and lithium (LiFePO4) batteries at a perfectly regulated voltage during diagnostics, programming, and showroom applications. Suitable for batteries from 5 to 600Ah, it delivers an optimised multi-stage charging curve to extend battery life and ensure reliable performance. Featuring Flexible Voltage (85–265V), it automatically adapts to global power supplies without manual adjustment. The integrated USB connectivity enables full customisation of charging profiles, data retrieval, and software updates. With four dedicated operating modes—Charging, Diagnostics, Showroom, and Battery Tester—the GYSFLASH 51.12 CNT FV provides safe, intelligent, and stable power support for modern vehicles equipped with sensitive electronics.
WHY BUY FROM BWS?



Specification
- Output voltage: 12 V
- Maximum charging current: 50 A (230 V) / 40 A (110 V)
- Battery capacity range: 5 – 600 Ah
- Supply voltage: 85 – 265 V (Flexible Voltage)
- Power rating: 1600 W (230 V) / 800 W (110 V)
- Protection rating: IP41
- Supplied cable length: 2.5 m (10 mm²)
- Dimensions (L x W x H): 30 x 10.5 x 29.2 cm
- Weight: 6.84 kg
- Standards compliance: EN 60335-2-29
Features
- Four operating modes: Charging, Diagnostics, Showroom, Battery Tester
- Compatible with lead-acid (AGM, Gel, Liquid, Calcium) and lithium (LiFePO4) batteries
- USB connectivity for profile customisation and charge history export
- Eight-stage (lead) and nine-stage (lithium) automatic charging curves
- SOS Recovery for deeply discharged batteries (>2 V)
- Auto-Detect and Auto-Restart functions
- Advanced electronic protection: short circuit, reverse polarity, overcharge
- Temperature monitoring system to prevent overheating
- Smart Module Connector (SMC) for printer and accessory modules
- Low-profile, shock-resistant casing suitable for workshop use
FAQs
1. Can this charger support vehicles during diagnostics?
Yes, it provides a stable 12V supply up to 50A, ensuring voltage stability during diagnostic and programming operations.
2. Is it compatible with lithium batteries?
Yes, the GYSFLASH 51.12 CNT FV supports lithium iron phosphate (LiFePO4) batteries with a dedicated multi-stage charging program.
3. What is Flexible Voltage (FV)?
Flexible Voltage allows the unit to operate automatically between 85V and 265V without manual switching, making it suitable for worldwide use.
4. Can charging profiles be customised?
Yes, profiles can be added, modified, or deleted via USB, and charging history data can be exported for analysis.
Why Choose Equipment from BWS Ltd
As an Approved Sales and Service Centre with a nationwide team of trained engineers, BWS Ltd offers full sales, setup, and after-sales support for all the equipment we sell Buying from BWS ensures your investment includes: * Certified installation and training * Ongoing calibration and servicing * Expert support from real bodyshop engineers
Trusted UK bodyshop & welding equipment supplier since 1994. Approved Sales Service and Support Supplier!. Exceptional service, expert advice, and fast delivery you can rely on. Call 0161 223 1843
Shipping
We aim to dispatch all in-stock items for next working day delivery when ordered before 1pm. Larger or heavier equipment may require a 48-hour delivery service.
Mainland UK Delivery
Orders over £70 (excluding VAT) qualify for free delivery.
Orders under £70 (excluding VAT) are charged at £6.95.
Remote & Offshore Locations
Deliveries to the Scottish Highlands, Islands, Northern Ireland, Isle of Man, Channel Islands and Isles of Scilly are subject to additional carriage charges. These typically start from £18.95 and may increase depending on size and weight.
If you need urgent delivery or want to confirm stock availability before ordering, please contact our team.
Returns
We offer a 14-day approval period from the date of delivery to ensure the goods meet your expectations.
Returned items must be in new, unused condition and in their original packaging. Return carriage costs are the responsibility of the customer.
We strongly recommend using a tracked and insured delivery service, as we cannot be held responsible for items lost or damaged in transit.
Items ordered incorrectly and returned for credit may be subject to a 15% restocking fee. This may be waived on orders at our discretion.