Leoch SFL-85 85Ah sealed lead acid battery

Specifications

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Leoch SFL-85 85Ah Sealed Lead Acid Battery – Reliable Power

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£98.80 £83.99
(1 review)
L: 17.30 cm
H: 20.30 cm
D: 26.90 cm
Current Stock:
8
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Description

Leoch SFL-85 85Ah Sealed Lead Acid (SLA) Battery

The Leoch SFL-85 is a dependable 12V 85Ah sealed lead acid (SLA) battery, designed for maintenance-free, long-lasting power. Ideal for use in UPS systems, security alarms, emergency lighting, and leisure applications. This deep cycle battery offers excellent performance with sealed technology to prevent leaks, ensuring safe operation in all orientations. With its rugged design, the SFL-85 battery is reliable for both stationary and portable power needs.

Alternative Batteries

LAGM-85 (AGM)

Features

  • 12V 85Ah sealed lead acid battery – maintenance-free & spill-proof

  • Deep cycle performance for reliable power delivery

  • Ideal for UPS, security, emergency lighting, and leisure use

  • Durable sealed design for leak prevention and safe handling

  • Long service life with excellent charge retention

  • Suitable for indoor and outdoor applications

 

Range Information

The Adventurer SFL series is a great quality flooded maintenance-free lead-acid collection from Leoch, one of the largest multi-range battery manufacturers in the world. Specifically designed for leisure applications, the batteries in this range offer good deep cycling ability

Technology Low-Down

Flooded maintenance-free batteries are the sealed, wet-cell, lead-acid choice. They offer added convenience & safety over flooded serviceable options and their low initial cost makes them an appealing option for a variety of applications.

Product Specifications

Voltage 12v
Ah 85Ah (C100), 70Ah (C20)
Weight 17.70kg
Length 269mm
Width 173mm
Height 203mm
Total Height 224mm
Terminal Layout Type 1
Terminal Type Single Post  
Warranty 1 Year

 

FAQs

Q: Can the Leoch SFL-85 battery be used in UPS systems?
A: Yes, it is designed for UPS and backup power applications.

Q: Is this battery maintenance-free?
A: Yes, it is sealed and requires no topping up.

Q: Can I use it for leisure applications like caravans?
A: Yes, it supports leisure use but AGM batteries may be better suited for deep cycling.

 

Spec Sheet

Download here

Cost Per Cycle (Value Comparison)

If you cycle your leisure battery regularly, cost per cycle is a simple way to compare long-term value. The figures below use the typical cycle life ranges for each technology and the current prices shown above.

Model Price Technology Cycle Life Cost / Cycle (Range) Value Note
SFL-85 £83.99 Flooded Lead Acid ~300–400 £0.21–£0.28 Lowest upfront cost
LAGM-85 £111.70 AGM ~600–900 £0.12–£0.19 Strong all-round value
LDC12-90-G24-DT £162.25 Lead Carbon AGM ~1300–1500 £0.11–£0.12 Best for frequent cycling

Note: Cycle life varies by depth of discharge, charging profile, temperature, and usage. These figures are intended as a simple like-for-like comparison of typical cycle ranges.

Tip: If you regularly cycle your leisure battery (off-grid / solar / frequent weekends), the Lead Carbon option often works out cheaper over time despite the higher upfront cost.

Warranty
12-Month warranty.
Additional Information
Specifications:
https://www.leochbattery.co.uk/app/uploads/2025/08/Leoch-SFL-85-Battery.pdf
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Reviews

  • 5
    Lesiure battery

    Posted by Stephen Walker on 25th Mar 2025

    Excellent service...good price...really pleased.