OptiMate Solar 40W Battery Charger Kit TM-522-D4

OptiMate Solar 40W Battery Charger Kit

Maintain and boost your new, old and dead car battery with genuine Optimate products. This is a device manufactured by Tecmate from top quality materials to ensure safety and maximum performance of your vehicle battery.

Features and Benefits:

  • Designed for sensitive electronics: The SAVE program has been designed for SAFE fully automatic low volt start (from 0.5 Volts) and PULSE recovery of deep discharged batteries connected to very sensitive electronics e.g. light aircraft, industrial equipment.
  • Manufacturer/Brand: TecMate  
  • Part Number: TM-522-D4
  • Alternate Part Number.: ‎TM522D4
  • Part Description: Battery Charger
  • Solar Panel:
  • Power: 40 Watts (max.)
  • Volts: 12V / 12.8V
  • Use: Outdoor.
  • Style: Weatherproof – polycrystalline, aluminium frame with 4 x mounting brackets, output cable 200cm / 80″ with SAE connector.
  • OptiMate Charge-Monitor controller:
  • Charging AMPS: 3.33A from 40W panel (max. average current), 3-5A pulse current
  • Use: Indoor / Outdoor  (lowest temperature: -4°F / -20°C).
  • Input: 15 – 22V
  • Style: Weatherproof charge controller case.
  • Save: Low Volt Start of 4V
  • Safe: No risk of overcharging. Totally safe for vehicle electronics. Sparks suppressed. Safe for long-term battery maintenance. Automatic shut-down if short-circuited or battery disconnected.
  • Quantity Sold: Sold Individually
  • Included: Weatherproof battery lead, standard battery clip set & 40W solar panel
  • Ideal For: STD, AGM & GEL 12V batteries from 2 – 240Ah and Lithium LFP 12.8V / 13.2V batteries


Saves flat batteries from as low as 4V with its unique pulse action.
Fastest charge is delivered as ‘smart charge’ control selects pulse or continuous charge according to sunlight strength.
Intelligent maintenance continues the next day if battery retained charge overnight, otherwise the program reverts to OPTIMIZE step.


Battery condition is displayed every 3 seconds. Ready indication for STD, hi-performance AGM and lithium LFP batteries. Draws less than 0.5mA during monitor mode.
Automatically switches to CHARGE when solar power is sufficient.


The OptiMate charger-monitor controller is separate to the solar panel and can be placed close to the vehicle or battery so that charge and maintenance progress can be easily followed. The solar panel must be mounted and angled to receive direct sunlight. The reach / distance between battery and panel is 315cm / 124″. To extend, use OptiMate Cable Extenders O-03, O-13 or O-23 and insert between the solar panel and the OptiMate charge-monitor controller.

Outer dimension, including corner mount brackets : Width= 42 cm / 16.6”  Height= 68.6 cm / 27”  Depth= 3.3 cm / 1 1/4


 127,500.00 Inc VAT

  • USD: 307.49$

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OptiMate Solar DUO 40W Battery Charger Kit, the smart sun powered charger & maintainer for all ‘12V’ batteries – Charger by day, monitor by night.

Ideal for 12V lead-acid / 12.8V lithium batteries found in the vehicles and craft above.

The smart charge controller automatically adjusts charge according to battery type and condition – OptiMate Solar DUO’s smart control guarantees longer battery life and more battery power.

The controller’s fully automatic multi-step program brings the battery safely to full charge – Connect to the battery and OptiMate Solar DUO 20W does the rest, no supervision required.

The travel kit includes premium quality components 1) travel bag 2) polycrystalline solar panel 3) suction mounts for window 4) OptiMate Solar DUO controller 5) O-04 battery clips 6) O-01 battery lead – for the complete solar charging experience.

OptiMate Solar 20W Battery Charger Kit TM-522-D2

The new OptiMate Solar 40W Battery Charger Kit range features a smart charger-monitor which automatically adjusts the charge according to the battery type and condition. Battery status information is provided while charging and when the battery is at rest overnight. The OptiMate Solar TM522-D4 5 Amp smart charger-controller has a 5-LED panel for comprehensive information on charge progress and battery status.



Weight1.954 kg
Dimensions3.3 × 42 × 68.6 cm


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