# Varta TB9 (FA) · Motorcycle battery 12V 9Ah 100A

![Varta TB9 (FA) · Motorcycle battery 12V 9Ah 100A](https://bateriasonline.es/1455-home_default/varta-tb9-fa-509909010.jpg)

> Varta TB9 (FA) (ETN 509909010): 9 Ah motorcycle battery, 100 A (EN), 135×75×139 mm, positive terminal on the left, AGM. Equivalent to Exide AGM12-9.

**Category:** [Motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries) → [Varta](https://bateriasonline.es/en/varta-batteries)

- **Canonical URL**: https://bateriasonline.es/en/varta-tb9-fa-509909010
- **Language**: en
- **Brand**: Varta
- **Reference**: BOL-VARTA-509909010
- **EAN**: 4016987169131
- **MPN**: 509909010
- **Last updated**: 2026-11-09

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Varta |
| Range | VARTA PowerSports AGM Active |
| Application | Motorcycles |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 9 Ah (C10) |
| Cold cranking amps (EN) | 100 A |
| Length | 135 mm |
| Width | 75 mm |
| Height | 139 mm |
| Weight | 3.08 kg |
| Polarity | Positive terminal on the left |
| Terminal type | Y11 |
| ETN code | 509909010 |
| JIS code | TB9 YTB9 |

## Quick description

Varta TB9 (FA) (ETN 509 909 010, also written 509909010): motorcycle battery (AGM) with 12 V, 9 Ah and 100 A cold cranking current, measuring 135 × 75 × 139 mm, with the positive terminal on the left.

## Description

## Who the Varta TB9 (FA) is for

The Varta TB9 (FA) is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. With 9 Ah, the TB9 (FA) suits motorcycles and scooters that had a battery of that capacity.
At 9 Ah it covers mid-capacity motorcycles, large scooters and light quads. Varta lists the TB9 (FA) in its Powersports AGM Active line. [The full range of Varta batteries](https://bateriasonline.es/en/varta-batteries)

## Part numbers and codes for the Varta TB9 (FA)

Look for any of these TB9 (FA) codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | TB9 (FA) |
|---|---|
| ETN code | 509909010 (also 509 909 010) |
| EAN | 4016987169131 |
| Case size according to Varta | B9L-B |
| Base hold-down | B00 |
| Terminal type | Y11 |
| Also known as | Varta 509909010 · Varta 509 909 010 · B9L-B |

## Equivalents and alternatives to the Varta TB9 (FA)

Other AGM batteries that fit the TB9 (FA)'s tray with the same polarity: an AGM can only be replaced by another AGM.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Fulbat FT9A-BS | AGM | 9.5 Ah | 115 A | 135 × 75 × 139 |
| Exide AGM12-9 | AGM | 9 Ah | 120 A | 135 × 75 × 140 |
| Exide ETX9C-BS | AGM | 9 Ah | 120 A | 135 × 75 × 140 |

## Varta TB9 (FA) vs T12B (FA) and T12B-BS: which one to choose?

The real differences between the TB9 (FA) and the closest Varta models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Varta TB9 (FA) (this one) | 9 Ah | 100 A | 135 × 75 × 139 | left | 3.08 kg |
| Varta T12B (FA) | 10 Ah | 160 A | 150 × 70 × 130 | left | 3.59 kg |
| Varta T12B-BS | 10 Ah | 160 A | 151 × 70 × 131 | left | 3.55 kg |

- Varta T12B (FA): 1 Ah more, 60 A more cranking power, a different case (150 × 70 × 130 mm).
- Varta T12B-BS: 1 Ah more, 60 A more cranking power, a different case (151 × 70 × 131 mm).

## Before ordering the TB9 (FA), check this

- Cold cranking: 100 A (EN), equal to or higher than the original.
- Your current battery should say about 9 Ah; a little more is also fine.
- The TB9 (FA) has the positive terminal on the left: compare it with your current battery.
- Measure the space: the TB9 (FA) takes up 135 × 75 × 139 mm.

## Frequently asked questions about the Varta TB9 (FA)

### TB9 (FA) or T12B (FA): which one suits me?

Compared with the TB9 (FA), the Varta T12B (FA) has 1 Ah more and 60 A more cranking power. If your current battery says 160 A or more, choose the T12B (FA); if it says 100 A or less, the TB9 (FA) is enough. Mind the space: the T12B (FA) measures 150 × 70 × 130 mm.

### Is the Varta 509909010 the same battery as the Varta TB9 (FA)?

Yes. 509909010 is the ETN code Varta uses for its TB9 (FA) battery, so you can search for it by either code.

### How much does the Varta TB9 (FA) weigh?

3.08 kg, with 9 Ah of capacity. For reference, the Varta T12B (FA) (10 Ah) weighs 3.59 kg.

### Which battery is equivalent to the Varta TB9 (FA)?

Only other AGM batteries with its dimensions and polarity: Fulbat FT9A-BS, Exide AGM12-9 and Exide ETX9C-BS. Neither an EFB nor a conventional battery replaces the TB9 (FA).

### Which side is the positive terminal on the Varta TB9 (FA)?

On the TB9 (FA), the positive terminal is on the left with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

### How do I stop the motorcycle battery going flat in winter?

Connect it to a maintenance charger or disconnect it if the bike will sit for more than a month. A flat motorcycle battery sulphates in a few weeks.

## AGM technology in the TB9 (FA)

The TB9 (FA) is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the TB9 (FA) can be fitted in the boot or under a seat with no risk of spills.

## Other options if you are unsure about the TB9 (FA)

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [Full Varta catalogue](https://bateriasonline.es/en/varta-batteries)
- [Fulbat FT9A-BS](https://bateriasonline.es/en/fulbat-ft9a-bs) · 9.5 Ah, 115 A, 135×75×139 mm
- [Exide AGM12-9](https://bateriasonline.es/en/exide-agm12-9) · 9 Ah, 120 A, 135×75×140 mm

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*bateriasonline.es — Batteries and accessories · 2026-11-11*