Trojan 5SHP-GEL · Solar battery 12V 125Ah GEL
Specifications
| Brand | TROJAN |
|---|---|
| Part number | 5SHP-GEL |
| Voltage (V) | 12 |
| Capacity (C20) | 125Ah (c20) |
| Capacity (C5) | 110Ah (c5) |
| Technology | GEL |
| Length | 345.00 mm |
| Width | 171.00 mm |
| Height | 283.00 mm |
Trojan 5SHP-GEL 12V 125Ah is a solar battery designed for PV systems with daily charge/discharge cycles. Tolerates extreme temperatures well, with low self-discharge during winter shutdowns or between stays at vacation homes.
Why this solar battery?
- Designed for solar systemsoptimised for daily charge/discharge cycles
- Handles extreme temperaturesin technical rooms or outdoor installs
- Minimal self-dischargewhen left idle over winter or holidays

Solar battery Trojan 5SHP-GEL 125Ah 12V
The 12 V, 125 Ah Trojan 5SHP-GEL solar battery with GEL technology is designed for off-grid photovoltaic installations and storage systems. Measuring 345 × 171 × 283 mm, it is the direct replacement for off-grid PV systems fitted from the factory with a 125 Ah battery of this format.
- Maintenance-free in off-grid installations.
- Compatible with common MPPT and PWM controllers.
- GEL: excellent resistance to deep discharge and long cycle life.
- Low self-discharge during the darker months.
Will it fit your current battery tray?
It has external dimensions of 345 × 171 × 283 mm and weighs 39 kg. It uses 8 terminals, the system that anchors and connects it in the vehicle. Checking the three dimensions and the terminal position before buying avoids the most common mistake when replacing a battery.
What the Trojan 5SHP-GEL is for
Designed for off-grid photovoltaic installations and storage systems, the Trojan 5SHP-GEL tolerates extreme temperatures and long periods of low activity. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 39 kg and 8 terminals.
Technology inside the Trojan 5SHP-GEL
The 5SHP-GEL is one of the Trojan references for this type of use; it shares the same manufacturing and quality-control criteria as the rest of the brand's catalogue.
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.
Why choose Trojan batteries
Trojan Battery is the world reference in deep-cycle batteries: golf carts, cleaning machines, aerial platforms and solar systems rely on its T2 technology and longevity. All the Trojan batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty.
Official warranty
The Trojan 5SHP-GEL 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.
Usage and maintenance tips
GEL batteries need lower charging voltages: always use a charger with a GEL mode so as not to damage the electrolyte. In the darker months, check the voltage periodically and avoid full discharges.
When you get it and how to return it
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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BrandTROJAN
-
Reference5SHP-GEL
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ModelTROJAN GEL
-
Voltage (V)12
-
Length345.00 mm
-
Width171.00 mm
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Height283.00 mm
-
Weight39 Kgs
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TechnologyGEL
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Terminal type8
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Capacity (C20)125Ah (c20)
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Capacity (C5)110Ah (c5)
Specific References
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EAN138404653001308
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MPN5SHP-GEL
Codes and references Trojan 5SHP-GEL
| Brand | Trojan |
|---|---|
| Manufacturer range | TROJAN GEL |
| Manufacturer part number (MPN) | 5SHP-GEL |
| Also known as | 5SHPGEL · 5SHP GEL |
| EAN-13 barcode | 8404653001308 |
| Dimensions (length × width × height) | 345 × 171 × 283 mm (345x171x283) |
Recommended accessories
Compatible vehicles
The Trojan 5SHP-GEL fits 38 vehicles. Most searched below:
Frequently asked questions
Is the Trojan 5SHP-GEL a GEL battery? What is GEL used for?
Yes, this model is a GEL battery: sealed lead-acid where the electrolyte is in gel form. It tolerates deep discharges very well and is ideal for cyclic use (solar, motorhomes, electric wheelchairs, motorcycles). Requires a GEL-specific smart charger — max charge voltage ~14.1 V (vs 14.4-14.7 V for AGM). Lifespan 6-10 years.
How do I fit the 5SHP-GEL model in my device?
In most devices it fits in 15-30 minutes with a 10 mm wrench; if the battery is under the seat or in the boot the time can double. See the step-by-step guide on our blog. Quick summary: 1) switch off the engine and remove the key; 2) locate the original battery (engine bay, boot or under seat); 3) disconnect the negative (−) terminal first, then the positive (+); 4) loosen the hold-down clamp and remove the old battery; 5) fit the new one in the same orientation — match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−). On devices with Start-Stop or BMS, register the battery via OBD so the alternator applies the correct charging profile.
How long does the Trojan 5SHP-GEL battery last?
Expected lifespan of the Trojan 5SHP-GEL is 6 to 10 years in cyclic use (marine, caravan, solar) with controlled discharges. In cold regions it drops slightly due to cold-start stress; in very hot regions it also drops because of electrolyte evaporation. To extend its life: avoid deep discharges (headlights on with engine off), have the alternator checked yearly, and keep the battery clean and properly secured.
What are the dimensions of the Trojan 5SHP-GEL battery?
Dimensions (length × width × height) are 345×171×283 mm — also written as 345x171x283 mm — following the European DIN standard. Always measure the space in your device before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals.
What are the equivalents of the 5SHP-GEL model?
Directly interchangeable batteries (same dimensions, same polarity, same Ah and CCA) are the OEM equivalents from leading brands: Bosch, Tudor, Exide and, depending on the model, Banner or Yuasa. Exact equivalence depends on technology — an EFB cannot be replaced with a conventional battery in Start-Stop devices. See the "Equivalents" section to view recommended options at the same performance level.
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