Skip to content

Tecmate TM-409 + O-127 Lithium Charger KIT

Tecmate TM-409 + O-127 Lithium Charger KIT

OptiMATE Lithium Battery Kit (4-step 12V/12.8V 0.6A Charger-Maintainer Bundled with 24-7 Battery Status Smart Monitor)


Delivers precise micro processor-controlled charging and long-term maintenance for your 12V lead-acid/sealed AGM battery. Can also charge and maintain 12.8V/13.2V LiFePO4 Lithium batteries.

Safety and Warranty

No risk of overcharging. Totally safe for vehicle electronics. Safe for long-term battery maintenance. Automatic shut-down when battery is disconnected. 3-year limited replacement warranty.

Keep your lithium battery healthy

Extend its life with 24-7 ‘charge/monitor’ care! Accurately maintain your 12.8V/13/2V lithium (LFP) battery with the OptiMATE 1 DUO and monitor battery condition (when not charging) with the O-127 smart battery lead.


Install O-127 smart monitor to the battery in place of the O-01 battery lead. Connect the TM-409 OptiMATE 1 DUO directly to the O-127 for charging and maintenance.


Fully automatic senses the battery type & condition and delivers charge accordingly.