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Description
OPTIMATE TM522-D2Optimate Solar Duo 20W Panel & Charge Controller 6 Step 12 12. 8V 1. 67A (Ideal for Charging : STD, AGM & Gel 12V Batteries from 2 240Ah and Lithium LFP 12. 8V 13. 2V Batteries) Solar Duo 20W Panel & Charge Controller Specifications Solar panel : POWER : 20 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
Optimate Solar Duo 20W Panel & Charge Controller 6 Step 12/12.8V 1.67A (Ideal for Charging : STD, AGM & Gel 12V Batteries from 2 - 240Ah and Lithium LFP 12.8V / 13.2V Batteries)
Solar Duo 20W Panel & Charge Controller
Specifications
- Solar panel :
- POWER : 20 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 controller:
- CHARGING AMPS : 1.67A from 20W panel (max. average current), 3-5A pulse current
- USE : Indoor / Outdoor (lowest temperature: -4°F / -20°C).
- SAVE : Low Volt Start of 4V
- IDEAL FOR : STD, AGM & GEL 12V batteries from 2 – 240Ah and Lithium LFP 12.8V / 13.2V batteries
- INPUT : 15 – 22V
- STYLE : Weatherproof charge controller case.
- INCLUDED: Weatherproof battery lead, standard battery clip set & 20W solar panel
- 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.
Charge :
- 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.
Monitor :
- 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.
Mounting
- The OptiMate DUO 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 DUO charge-monitor controller
Additional Information
| Device | Panel & Charge Controller |
| Type | Solar | Duo | 20W |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 12 reviews
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Product Reviews
★★★★★ 2
Charger
Color: Black
The phone gets really hot charging it .. I am afraid of exploding 🤯..
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Reviewed in the United States on May 13, 2026
★★★★★ 5
A great bedside or desk organizer for anyone who likes a tidy space with modern convenience
Color: Black
First impression: this bedside organizer feels classy right out of the box. The faux leather has a clean, premium look, and everything is laid out thoughtfully—no wasted space. Dropping my phone on the wireless charging pad worked instantly, and I liked that there’s also room for earbuds, wallet, watch, keys, and jewelry all in one place.
Daily use is where it really shines. It keeps your nightstand or desk clutter-free, and having wireless charging built in is super convenient—just set your phone down and you’re done. The valet tray sections are perfectly sized for everyday carry items, and it doubles nicely as a desk organizer during the day. Setup is simple: plug it in, place your essentials, and that’s it.
Performance-wise, charging is reliable and consistent for both phone and earbuds, and the tray feels sturdy enough to handle daily use. Compared to basic catch-all trays, this adds real functionality with charging while still looking sharp.
Value is solid since you’re getting storage plus wireless charging in one compact organizer, making it a practical gift or personal upgrade.
Pros: sleek faux leather design, built-in wireless charging, holds phone/earbuds/watch/keys neatly, reduces clutter, easy setup.
Cons: charging only works with compatible wireless devices, faux leather (not real leather).
Overall, this is a great bedside or desk organizer for anyone who likes a tidy space with modern convenience—ideal as a gift for men or anyone who wants their daily essentials and charging in one clean setup.
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Reviewed in the United States on January 25, 2026
★★★★★ 5
Great addition to a bedside table
Color: Black, Color: Black
I love this item. We decided to use it for our guest area and I've even had a few people ask me where they can buy one. It's got a few little dividers for organizing out money, wallet, watch, and a large space that accommodates virtually any cell phone. The wireless charger is fantastic because no matter whether a person has Android or iphone, they're able to charge their phone in the event they forgot a charger. It looks really sleek/elegant, good quality, good price, and just sits on the end table. Charging speed is actually pretty decent, with it still being able to increase at a decent speed and charge while it's still playing audio throughout the night like a sleep machine. All in all really happy with it and would recommend to anyone.
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Reviewed in the United States on January 26, 2026
★★★★★ 4
Simple Organizer and Charger
Color: Black, Color: Black
This tray is generously sized and the addition of a wireless charging mat means that it gets constant use. Works perfectly next to my husbands side of the bed. The only leather part is the vertical lip and given the low profile, doesn’t end up being very noticeable. It has provided a solution for keeping things in one place and has stopped my husband from filling every available flat surface with different odds and ends. It doesn’t end up looking very high end, but it is functional and has a very neutral appearance. It does come with a USB C cord but no brick for the outlet. I would say it is an average value overall.
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Reviewed in the United States on December 18, 2025
★★★★★ 5
Great organizer
Color: Black with Lid
This is a nice organizer for items that men have in their pockets or need to grab quickly when they go out. The wireless charger is a nice upgrade from older style valets.
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Reviewed in the United States on December 28, 2025