OptiMate 3 x 4 BANK

MSRP $285.95

7-step 12V 0.8A sealed battery saving charger & maintainer x4

Optimate 3 Quad bank, the fully sealed 4-bank battery saving charger & maintainer for 12V AGM, GEL or STD batteries – The dealer’s choice for busy workshops.

The OptiMate 3 x 4 Bank is ideal for 12V lead-acid starter or deep cycle batteries. (STD, AGM, GEL)
The OptiMate 3 x 4 Bank is recommended for batteries of: Motorcycles, scooters, ATV, jet skis, snowmobile, and lawn mowers. Ideal for 12V lead-acid (STD, AGM, GEL) starter or deep cycle batteries found in the vehicles / craft and equipment above.


The OptiMate 3 x 4 Bank can charge batteries separately or charge batteries connected in series.

Charge banks are electrically isolated from each other and operate independently – Charge batteries separately or charge batteries connected in series!


The fully automatic multi-step program to full charge the battery safely.
Fully automatic multi-step program brings the battery safely to full charge – Connect to the battery and OptiMate 3 does the rest, no supervision required!



Diagnoses sulphated battery condition.

Saves your ‘dead’ battery from as low as 2V.
Tests battery state of health.
Safe to leave connected. Full electronic protection.
Maintains battery at full charge and good health.
Energy saving technology.
Stand-by power less than 0.5W.
Efficient 24-7 battery maintenance.
Weatherproof. Rated for use down to -40°C / -40°F.



Yes, OptiMate 3 will save 'dead flat' sulphated batteries from as low as 2V.

Yes, OptiMate 3 tests automatically and indicates if there is a battery problem.

It's the most trusted battery saving charger & maintainer for motorcycle, ATV, Side by side or personal watercraft. OptiMate 3 is trusted by global motorcycle OEM's, including Honda, Triumph, Suzuki, Yamaha, Kawasaki and more.

STD, AGM and GEL 12V lead-acid batteries used for engine start & deep cycle applications. (Link: Learn here about batteries, this will be at www.optimate1.com/batteries). For batteries from 3Ah to 38Ah for 24-7 battery maintenance. Can recharge batteries up to 19Ah within 24hours.

Charge time on a flat but otherwise undamaged battery: a 12Ah battery should take no more than about 15 hours to progress to the self-discharge check. Deep-discharged batteries may take significantly longer, a full charge may not be achieved within the hour charge safety limit. In this case.


Includes 2 battery connection cable accessories per bank: 

  1. Battery lead (replacement SKU O-01) – fits to battery in your vehicle for convenient ‘quick-connect’ charging access.










Adjustable: Fits two bolt sizes

  2. Battery clips (replacement SKU O-04) –

Fits securely to square, round or flat battery posts.



In store packaging


SKU: TM-45xx Categories: ,


Available models are listed below. 

All OptiMate battery chargers listed below accept global input of 100-240Vac 50-60Hz, only the power plug TYPE is different to comply with national / regional electrical safety laws.

TYPE A – Canada / United States of America

TYPE Anp - Japan

TYPE C – Europe

TYPE G – United Kingdom



MSRP = Manufacturer Recommended Retail Pricing is displayed above. (Currency selector > top right).
Price in EURO and GBP include VAT of 20%. VAT in your region may differ. Price in USD and CAD do not include sales tax.

TecMate do not sell product directly to the consumer. Find your nearest retailer by selecting the appropriate model below.

SKU TM-455

SKU TM-455

SKU TM-454



IDEAL FOR: 4X AGM, GEL & STD 12V batteries from 3 – 40Ah

CHARGING AMPS: 0.8A (constant current, per bank)

CHARGING VOLTS: nominal: 12V range: 2V - 14.4V

OPERATION:  Fully automatic


FEATURES: The all-in-one tool for 4x 12V battery care. Diagnoses, recovers, charges, tests and optimally maintains, automatically.

USE: Indoor / Outdoor  (lowest temperature: -4°F / -20°C).

INPUT: Global (100-240V 50-60Hz), high efficiency (CEC listed).

STYLE: Weatherproof case with wall mounts, with 6ft / 180cm AC supply lead and 4 x 6ft / 180cm charge lead ending in SAE connector.

SAVE : Low Volt Start of 2V + 2 step desulphation recovery.

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.

INCLUDED: 4x weatherproof battery lead & 4x battery clip set.

WARRANTY: 3-year limited replacement warranty.


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