Motobatt MBYZ16H Quadflex AGM Motorcycle Battery
A powerful, maintenance-free 12V battery with four terminals for flexible and reliable installation.
- 16.5 Ah capacity and 240 A cold cranking current
- Maintenance-free and fully sealed AGM technology
- Four terminals for flexible positioning of the battery cables
- Supplied filled and activated: ready for installation
- High resistance to vibration and shocks
A reliable battery is essential for a powerful start and stable power supply to a motorcycle's electrical systems. The Motobatt MBYZ16H combines generous capacity with strong cold-start performance, making it suitable for motorcycles that place relatively high demands on their battery.
This battery delivers a capacity of 16.5 Ah at the 10-hour rating and a cold cranking current of 240 amps. This gives the MBYZ16H sufficient electrical reserve for powerful engines and motorcycles with extensive electronic equipment. The battery is filled, sealed, and activated, so no battery acid needs to be added before installation.
Maintenance-free AGM construction
With AGM technology, the electrolyte is absorbed into glass fiber mats between the lead plates. This prevents the liquid from moving freely through the housing. The battery is fully sealed, leak-resistant, and does not need to be topped up with water or acid during normal use.
The solid construction also provides good resistance to vibration and shocks. This is important on a motorcycle, where the battery is constantly exposed to engine vibrations, uneven road surfaces, and changing temperatures.
Quadflex with four terminals
The MBYZ16H features Motobatt's distinctive Quadflex terminal system. Instead of two terminals, the battery has four screw terminals. This allows the positive and negative cables to be connected from different sides.
This makes installation more flexible and can also be practical when multiple cable lugs need to be connected, for example for a battery charger, navigation system, or other accessories. Always make sure that the battery cables are free of tension and cannot come into contact with the frame or other metal components.
Check the dimensions and application
Always check before ordering whether the MBYZ16H is suitable for your specific motorcycle, version, and model year. Do not compare only the existing battery number; also check the dimensions of the battery compartment, the available height, the cable position, and the required capacity and starting current.
Technical specifications
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Type: Motobatt MBYZ16H
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Technology: sealed AGM lead-acid battery
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Voltage: 12 volts
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Capacity at 10HR: 16.5 Ah
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Capacity at 20HR: 17.5 Ah
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Cold cranking current: 240 A CCA
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Starting current: 308 A MCA
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Pulse Hot Cranking Amps: 487 A PHCA
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Dimensions: 151 × 87 × 145 mm
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Weight: approximately 5.05 kg
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Terminals: four-terminal Quadflex system
Replaces, among others
Motobatt lists the MBYZ16H as an alternative to, among others, GYZ16H, GYZ16HL, YTX14, YTX14-BS, YTX14H-BS, YTX14L-BS, and KMX14-BS. These references are provided as a guide; always check the actual application for your motorcycle.
Frequently asked questions
Does this battery need to be filled before use?
No. The MBYZ16H is supplied filled, sealed, and activated. No separate battery acid needs to be added.
What is the advantage of four battery terminals?
The four terminals allow the cables to be installed from different sides. This provides more freedom when positioning the battery and connecting additional accessories.
Is this a gel battery?
No. The MBYZ16H is an AGM battery. With AGM, the electrolyte is absorbed into glass fiber mats; a gel battery uses a different electrolyte construction.
Do I need a special battery charger?
Use an automatic 12V battery charger that is specifically suitable for AGM batteries. Avoid charging programs with excessively high voltage or an aggressive desulfation mode unless the charger manufacturer states that they are suitable for a connected motorcycle battery.
Can I always directly replace a YTX14-BS with this battery?
Not automatically. Although the MBYZ16H is listed as an alternative to various YTX14 versions, the battery compartment, available height, and cable routing may differ between motorcycles. Always check the dimensions and application.