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TecMate Optimate 2 Duo, TM-551, Bronze Series: 5-Step 12V / 12.8V 2A Sealed Battery Charger & maintainer, Blue
4.80
(69 reviews)
$--
Delivery Thu, Sep 11 Ships to CanadaOnly 17 left in stock - order soon.

OptiMate 1 DUO, 0.6A Automatic Battery Charger & Maintainer for all 12/12.8V Motorcycle and Powersport Batteries
4.80
(521 reviews)
$52.95
Delivery Wed, Sep 10 Ships to Canada

Amazon's Choice: Overall Pick
Optimate 3 Dual Bank, TM-451, 7-Step 2x12V 0.8A Sealed Battery Saving Charger & maintainer
4.70
(578 reviews)
$123.95
Delivery Thu, Sep 11 Ships to CanadaOnly 1 left in stock - order soon.

NOCO GENIUS2X2: 4A 2-Bank Smart Battery Charger (2A/Bank) - 6V/12V Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium
4.70
(3 reviews)
$99.95
Delivery Wed, Sep 10 Ships to Canada

Optimate Solar Duo, TM522-D2, 6-Step 12V / 12.8V 1.6A Weatherproof Solar Battery Saving Charger & maintainer
4.20
(92 reviews)
$140.95
Delivery Wed, Sep 17 Ships to CanadaOnly 5 left in stock - order soon.

OptiMATE 2, TM-421, 4-step 12V 0.8A sealed battery charger & maintainer
4.60
(537 reviews)
$63.95
Delivery Tue, Sep 16 Ships to CanadaOnly 12 left in stock - order soon.

Tecmate OptiMate PRO-1 DUO 11-Step 12V/12.8V High Performance Battery Saving Charger, Tester, and Maintainer, Black
4.80
(6 reviews)
$207.01
Delivery Thu, Sep 11 Ships to CanadaOnly 2 left in stock - order soon.

OptiMate 5 Start/Stop,12V 4A Automatic Battery charger & maintainer for Start/Stop, Hybrid Vehicles, AGM and Deep-Cycle Batteries (TM-221)
4.60
(115 reviews)
$84.95
Delivery Wed, Sep 10 Ships to Canada

Optimate Solar Duo TM-522-D, 5A Solar Charge Controller for 12V / 12.8V Batteries
4.20
(5 reviews)
$59.95
Delivery Tue, Sep 16 Ships to CanadaOnly 8 left in stock - order soon.

TecMATE Optimate 1 VoltMATIC, TM-401a, Bronze Series: 4-Step 6V / 12V (0.6A), Battery Charger & maintainer,Blue
4.70
(82 reviews)
$46.95
Delivery Wed, Sep 10 Ships to Canada

Battery Charger 0-25Amp,12V/24V, Automatic Smart Car Battery Charger, Trickle Charger, Battery Maintainer, Desulfator with Temperature Compensation, for Cars Truck Motorcycle Lawn Mower Boat
4.40
(159 reviews)
$75.99
Delivery Wed, Sep 10 Ships to Canada

Optimate 4 Quad Program | Premium Edition, TM631-PR, Gold Series: 9-Step 12V / 12.8V 1.25A Sealed Battery Saving Charger & maintainer
4.70
(27 reviews)
$--

Optimate 4 Quad Program, TM631, Gold Series: 9-Step 12V / 12.8V 1.25A Sealed Battery Saving Charger & maintainer
5.00
(10 reviews)
$101.95
Delivery Wed, Sep 10 Ships to CanadaOnly 17 left in stock - order soon.

Optimate 6 AmpMatic - 12V 6A, High Performance Automotive Battery Charger & maintainer for premium AGM, Deep-Cycle Batteries (TM-361)
4.70
(28 reviews)
$124.95
Delivery Thu, Sep 11 Ships to CanadaOnly 5 left in stock - order soon.

Optimate 7 Select - 12V 10A, High Performance Automotive Battery Charger & maintainer for premium AGM, Deep-Cycle Batteries (TM-251v3)
4.90
(36 reviews)
$156.00
Delivery Sep 16 - 30 Ships to CanadaOnly 1 left in stock - order soon.

OptiMate 2 Duo
The OptiMate 2 Duo is a reliable, all-weather battery maintainer designed for both lead-acid and lithium (LiFePO₄) batteries. Delivering a safe, low-current charge, it’s perfect for long-term maintenance of motorcycles, ATVs, and small watercraft. Its dual-chemistry technology automatically selects the correct program, ensuring optimal care without user input. Features include automatic charging, float maintenance, and protection against overcharging or sulfation. Compact and easy to use, the OptiMate 2 Duo keeps your battery healthy in any storage conditions.
About OptiMate 2 Duo
OptiMate 2 Duo: Effortless Battery Charging for Lead-Acid and Lithium Power
Long-tail keywords: OptiMate 2 Duo motorcycle battery care, best OptiMate 2 Duo for long-term storage, OptiMate 2 Duo lithium charging guide.
Introduction
The OptiMate 2 Duo is a smart, all-weather battery charger and maintainer that automatically adapts to both lead-acid and lithium (LiFePO₄) batteries. Designed for motorcycles, ATVs, scooters, and small boats, it’s the go-to choice for riders and seasonal vehicle owners who want a plug-and-forget solution. With its low-amp output, it charges gently, maintains perfectly, and extends battery life without user intervention.
Why the OptiMate 2 Duo Stands Out
Unlike cheap trickle chargers, the OptiMate 2 Duo doesn’t risk overcharging or damaging your battery. Instead, it uses intelligent microprocessor technology to monitor, charge, and maintain based on real-time voltage readings. Whether you own multiple vehicles with different battery chemistries or just want maximum reliability, the 2 Duo is a dependable investment.
Dual-Chemistry Functionality
This charger handles both:
- Lead-acid batteries: AGM, GEL, and flooded types.
- Lithium batteries: LiFePO₄ with built-in cell balancing for optimal performance.
The automatic selection ensures that no setting changes are required—simply connect and power it on.
Charging Process
- Connection: Attach the fused lead or clamps to the battery.
- Detection: The OptiMate 2 Duo identifies battery type and condition.
- Charging: Controlled low-amp charge to bring the battery to full safely.
- Maintenance: Holds at peak without overcharging for months.
Perfect for Long-Term Storage
Seasonal vehicle owners often face dead batteries after months of inactivity. The OptiMate 2 Duo’s maintenance mode wakes up periodically to top up the battery, ensuring it’s always ready for action. This is especially valuable for motorcycles, ATVs, and watercraft that may sit idle for extended periods.
Rugged, Weather-Resistant Design
Built for real-world conditions, the OptiMate 2 Duo can operate in cold garages, sheds, or damp storage areas. Its housing is sealed to keep out moisture and dust, and it performs reliably in a wide range of temperatures.
Lithium Charging Guide
When connected to a LiFePO₄ battery, the OptiMate 2 Duo automatically switches to a profile that prevents overvoltage, balances cells, and keeps the pack healthy. No special adapters or settings are required—making it one of the easiest lithium chargers on the market.
Who Should Choose the OptiMate 2 Duo?
- Motorcyclists who want year-round battery health without hassle.
- Owners of mixed-chemistry battery vehicles.
- Riders in cold climates where batteries need extra care.
- Anyone who values long-term battery reliability.
Specifications
- Input: 100–240V AC
- Output: 2A max
- Chemistries: Lead-acid & LiFePO₄
- Maintenance mode: Safe for indefinite connection
Conclusion
The OptiMate 2 Duo offers a perfect blend of simplicity, safety, and battery protection. Its dual-chemistry capability, rugged build, and fully automatic operation make it a must-have for anyone who values their vehicle’s battery health year-round.
SEO Keywords Used
- OptiMate 2 Duo motorcycle battery care
- best OptiMate 2 Duo for long-term storage
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Shop Products in CANADA

OptiMate 2 DUO, TM-551, 2A Battery Charger & Maintainer for all 12/12.8V Cars, Motorcycles and Powersport Batteries
4.80
(49 reviews)
CAD $79.88
FREE delivery Sep 11 - 16Only 1 left in stock.

OptiMate 1 DUO, 0.6A Automatic Battery Charger & Maintainer for all 12/12.8V Motorcycle and Powersport Batteries
4.70
(506 reviews)
CAD $52.42
FREE delivery Sep 12 - 19

OptiMate2 DUO x 2-BANK,2A Battery Charger & Maintainer for all 12/12.8V Motorcycles, Cars and Powersport Batteries
4.60
(17 reviews)
CAD $161.96
FREE delivery Sep 10 - 12

OptiMate3 0.8A, Smart Battery Saving Charger for 12V Lead-acid Motorcycle and Powersport Batteries
4.80
(559 reviews)
CAD $79.16
FREE delivery Thu, Sep 11Or fastest delivery Tue, Sep 9

Optimate DC-Duo 2A - 12V to 12V Battery Charger & Maintainer for Car/Motorcycle/ATV/Boat – Charges The Battery and Delivers Safe Months-Long Battery Care.
4.30
(56 reviews)
CAD $107.96
FREE delivery Sep 10 - 12

Optimate 4 Quad Program | Premium Edition, TM631-PR, Gold Series: 9-Step 12V / 12.8V 1.25A Sealed Battery Saving Charger & maintainer
4.70
(27 reviews)
CAD $104.36
FREE delivery Thu, Sep 11Or fastest delivery Tue, Sep 9

Optimate 4 Quad Program, TM631, Gold Series: 9-Step 12V / 12.8V 1.25A Sealed Battery Saving Charger & maintainer
5.00
(10 reviews)
CAD $105.97
FREE delivery Thu, Sep 11Or fastest delivery Tue, Sep 9Only 3 left in stock.

OptiMATE Solar Duo TM-522-D, 5A Solar Charge Controller for 12V / 12.8V Batteries
4.20
(5 reviews)
CAD $58.46
FREE delivery Sep 10 - 12Only 8 left in stock.

OptiMate2 DUO x 4-BANK, 2A Battery Charger & Maintainer for all 12/12.8V Cars, Motorcycles and Powersport Batteries
4.60
(3 reviews)
CAD $323.96
FREE delivery Sep 10 - 12

OptiMate Solar DUO 20W Smart 12V Battery Maintainer for Car/Motorcycle/ ATV/Boat or boat-lift – delivers safe months-long battery care
3.80
(13 reviews)
CAD $195.95
FREE delivery Sep 12 - 19Only 4 left in stock.

OptiMate Solar DUO 10W Smart 12V Battery Maintainer for Motorcycle/ ATV / Personal Watercraft – delivers safe months-long battery care.
4.10
(17 reviews)
CAD $199.95
FREE delivery Sep 10 - 12

Tecmate Optimate Solar Duo + 40W Solar Panel, TM-522-D4, 6-Step 12V / 12.8V 3.33A Sealed Solar Battery Saving Charger & maintainer
5.00
(1 reviews)
CAD $199.95
FREE delivery Sep 10 - 12

OptiMate 5 Start/Stop,12V 4A Automatic Battery Charger & Maintainer for Start/Stop, Hybrid Vehicles, AGM and Deep-Cycle Batteries
4.60
(94 reviews)
CAD $79.95
FREE delivery Thu, Sep 11Or fastest delivery Tue, Sep 9Only 2 left in stock.

OptiMate Lithium 4s 0.8A, The Expert Battery Saving Charger for 12.8/13.2V Lithium Motorcycle and Powersport Batteries
4.60
(694 reviews)
CAD $81.86
FREE delivery Thu, Sep 11Or fastest delivery Tue, Sep 9Only 5 left in stock.

OptiMate Solar DUO 20W Car Kit - Smart 12V Battery Maintainer for easy in-cabin Car/Truck/RV use - delivers safe months-long battery care.
0
(0 reviews)
CAD $139.95
FREE delivery Sep 10 - 12