Q-battery 12GEL-51 GEL Traction Battery · Battery 51Ah
Specifications
| Brand | Q-battery |
|---|---|
| Part number | 12GEL-51 |
| Voltage (V) | 12 |
| Capacity (C20) | 51Ah (c20) |
| Technology | GEL |
| Length | 276 mm |
| Width | 175 mm |
| Height | 190 mm |
| Weight | 24.00 Kgs |
Q-battery 12GEL-51 12V 51Ah is a traction battery for industrial electric vehicles: forklifts, pallet trucks, elevating platforms, cleaning machines (scrubbers) and golf buggies. Built for deep discharges and 8-hour continuous work cycles.
Why this traction battery?
- Industrial designbuilt for 8 hours of continuous daily work
- Deep discharges without damagefully recovers when recharged
- Long industrial lifespanpays back the investment over time
Where it fits: the Q-battery 12GEL-51 is one of our traction batteries, belongs to our Q-battery batteries and by capacity it sits among our 51Ah batteries.
The Q-battery 12GEL-51 in practice
12GEL-51 vs Q-battery 12GEL-65
The Q-battery 12GEL-51 offers 51 Ah and 0 A cold cranking in a 276 × 175 × 190 mm case. The Q-battery 12GEL-65, same brand and technology, goes up to 65 Ah and 0 A with 76 mm more length and costs €41.00 more. If the tray takes the size, extra capacity and cranking give winter margin; if not, this one is the fit.

Floor cleaning machine battery Q-Battery 12GEL-51 GEL Traction Battery 51Ah 12V
Designed for scrubber-dryers, sweepers and industrial cleaning machines, the Q-Battery 12GEL-51 from the GEL Traction Battery range offers 51 Ah of deep-cycle capacity with GEL technology. Its 276 × 175 × 190 mm and the positive terminal on the right make it the exact replacement for the 51 Ah battery fitted as standard to many scrubbers and sweepers.
- Direct replacement for the machine's original battery.
- No maintenance, no water top-ups.
- Resistant to deep discharges and daily recharging.
- GEL: excellent resistance to deep discharge and long cycle life.
What the Q-Battery 12GEL-51 is for
The Q-Battery 12GEL-51 is designed for scrubber-dryers, sweepers and industrial cleaning machines: full working shifts with deep discharges and daily recharging. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 24 kg, A-Pole terminals and B13 hold-down.
The Q-Battery 12GEL-51: GEL Traction Battery range and GEL technology
The 12GEL-51 is part of the Q-Battery GEL Traction Battery range. Choosing the right reference within the series comes down to capacity, dimensions and terminals: technology and quality are common to the whole family.
In a GEL battery the electrolyte is gelled with silica: it is fully sealed, cannot spill and tolerates deep discharge very well. It is the preferred technology in electric mobility, marine service and heavy-cycling applications.
Will it fit your current battery tray?
In terms of format, the Q-Battery 12GEL-51 measures 276 × 175 × 190 mm (length × width × height) and weighs 24 kg. The positive terminal on the right decides which side the cables end up on: it is the detail that causes most buying mistakes, so check it before ordering. It uses a B13 hold-down and A-Pole terminals, the system that anchors and connects it in the vehicle. Before replacing it, measure your current battery tray: if all three dimensions and the terminal positions match, the swap is direct and needs no adapters.
What Q-Battery does differently
Q-Battery specialises in AGM and GEL VRLA batteries for UPS, telecoms, solar and deep cycling, with long-life and tubular-plate series for industrial use. All the Q-Battery batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty.
How to make it last longer
Recharge the machine at the end of each shift and avoid repeated full discharges. GEL batteries need lower charging voltages: always use a charger with a GEL mode so as not to damage the electrolyte.
Official warranty
The Q-Battery 12GEL-51 comes with the manufacturer's official warranty against manufacturing defects. If it fails through a defect within the warranty period, we replace it at no cost to you.
Delivery times and returns
Same-day dispatch from our warehouse for in-stock orders placed before 6:00 pm: 24-48 working hours in mainland Spain and Portugal, 3 to 5 days in the islands and the rest of Europe. Returns are accepted for 14 days if the battery has not been used (free collection on the Iberian mainland). You will receive tracking by email.
Data sheet
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BrandQ-Battery
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Reference12GEL-51
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ModelGEL TRACTION BATTERY
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Voltage (V)12
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Length276 mm
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Width175 mm
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Height190 mm
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Weight24.00 Kgs
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TechnologyGEL
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Terminal layoutPositive terminal on the right
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Terminal typeA-Pole
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Hold-downB13
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Capacity (C20)51Ah (c20)
Specific References
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EAN134250889611804
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MPN12GEL-51
Codes and references Q-battery 12GEL-51
| Brand | Q-battery |
|---|---|
| Manufacturer range | GEL TRACTION BATTERY |
| Manufacturer part number (MPN) | 12GEL-51 |
| Also known as | 12GEL51 · 12GEL 51 |
| EAN-13 barcode | 4250889611804 |
| European case size (EN 50342-2) | L3 |
| Dimensions (length × width × height) | 276 × 175 × 190 mm (276x175x190) |
Q-battery BATTERY-12GEL-51: alternatives with the same dimensions
Batteries from our catalogue with the same dimensions, voltage and technology as the Q-battery BATTERY-12GEL-51 and a similar capacity, sorted by sales. They are not manufacturer-approved equivalents: check the polarity and capacity of your original battery.
| Product | Specifications | Technology | Price | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Q-battery
BATTERY-12GEL-51
This battery
|
12V 51Ah | Gel | 353,20 € | |||||||||||||||||||||
Sonnenschein
GF12050V
Same size |
12V 55Ah | Gel | 282,70 € −70,50 € | |||||||||||||||||||||
| ||||||||||||||||||||||||
| BATTERY-12GEL-51 | GF12050V | |
|---|---|---|
| Capacity | 51 Ah | 55 Ah |
| Cold cranking (EN) | — | — |
| Technology | Gel | Gel |
| Dimensions (mm) | 276 × 175 × 190 | 275 × 175 × 190 |
| Positive terminal | Positive terminal on the right | — |
| Price | 353,20 € | 282,70 € |
Sonnenschein
GF12050VG
Same size Q-battery BATTERY-12GEL-51 vs Sonnenschein GF12050VG
Same size · −65,90 €
Same case and same technology as the BATTERY-12GEL-51: an alternative by size, not an official equivalent. Compared with the BATTERY-12GEL-51 it has 4 Ah more. It costs 65,90 € less. If the polarity matches and your equipment had a similar capacity, it works as a replacement; if in doubt, ask us with your model.
| BATTERY-12GEL-51 | GF12050VG | |
|---|---|---|
| Capacity | 51 Ah | 55 Ah |
| Cold cranking (EN) | — | — |
| Technology | Gel | Gel |
| Dimensions (mm) | 276 × 175 × 190 | 278 × 175 × 190 |
| Positive terminal | Positive terminal on the right | — |
| Price | 353,20 € | 287,30 € |
Automatic selection by dimensions (±3 mm), voltage, technology and capacity (−10 % / +20 %). Official manufacturer warranty on every option.
Other 51Ah batteries: We stock 3 models of 51 Ah to compare by price, technology and cold cranking: see all 51Ah batteries. Same size (276 × 175 × 190 mm): batteries of 276 × 175 × 190 mm.
Recommended accessories
Frequently asked questions
Is the 12GEL-51 model a gel battery? Where is it used?
Yes. The Q-battery 12GEL-51 is GEL: sealed lead-acid in which the electrolyte is a gel. Its maximum charge voltage is lower than an AGM's, so a GEL-specific smart charger is needed. Designed for cyclic use (solar installations, motorhomes, electric wheelchairs, motorcycles), it tolerates deep discharges very well.
What are the dimensions of the Q-battery 12GEL-51 battery?
Check the room available in your device, because a single millimetre too much can stop the clamp from closing. Its dimensions are 276×175×190 mm, also written 276x175x190 mm; the height already includes the terminals. In European terms it is a L3 case.
On which side is the positive of the 12GEL-51 model?
Polarity of the Q-battery 12GEL-51: positive on the right. Seen from the front, terminals towards you, the positive (+) is the post with the red ring. Compare it with the battery you are replacing: if it does not match, cables must be lengthened or the system reconfigured, with a risk of short circuit.
Q-battery BATTERY-12GEL-51 or Sonnenschein GF12050V: which one to choose?
It has the same dimensions, voltage and technology as the BATTERY-12GEL-51, although it is not a manufacturer-approved equivalent. Compared with the BATTERY-12GEL-51 it has 4 Ah more. It costs 70,50 € less. Check the positive terminal side and the original capacity before ordering; otherwise it is a straight swap.
Q-battery BATTERY-12GEL-51 or Sonnenschein GF12050VG: which one to choose?
Same case and same technology as the BATTERY-12GEL-51: an alternative by size, not an official equivalent. Compared with the BATTERY-12GEL-51 it has 4 Ah more. It costs 65,90 € less. If the polarity matches and your equipment had a similar capacity, it works as a replacement; if in doubt, ask us with your model.
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