Mobility Scooter Batteries– UK Stock & Fast Delivery
Black Box batteries deliver dependable power and excellent value for daily mobility use
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Why Choose Power Mobility?
- Knowledge of mobility scooter replacement batteries compatability
- Use trusted brand used by major mobility manufacturers.
- Long-life AGM power and dependable performance.
- Available in 12V 12Ah, 22Ah,35Ah, 50Ah and 100Ah sizes.
Want maximum reliability? Upgrade to premium 35ah MK batteries
🔋 Black Box 35Ah Mobility Scooter Batteries (Pair) – AGM Deep Cycle – Reliable Everyday Power
MPN: BBB35
This listing is for a pair of Black Box 12V 35Ah deep-cycle AGM batteries — you’ll receive 2 fully tested, matched units ready to install.
👉 Always replace batteries in pairs for optimal performance and lifespan.
Black Box batteries offer strong, reliable performance at a more affordable price point, making them ideal for everyday mobility use without the premium cost of top-tier brands.
35ah Mobility Scooter Batteries:
Dimensions:
- Length: 197mm
- Width: 131mm
- Height: 180mm
✅ Key Features
- High current output – delivers strong, consistent power when your scooter needs it most
- Deep-cycle AGM design – built for repeated charge and discharge use
- Durable construction – resistant to vibration, shock, heat, and chemicals
- Low self-discharge – holds charge well during periods of non-use
- Sealed & maintenance-free – no leaks, no topping up
- Non-spillable & safe – classified as non-hazardous for transport
- Fast UK dispatch from PowerMob stock
⚡ Typical Range
A pair of 35Ah batteries typically provides:
👉 Up to 20–30 miles per charge
Depending on:
- Scooter model
- Terrain
- User weight
- Driving style
(Real-world range will vary — hills and heavier users will reduce distance.)
📦 What’s Included
- 2 × Black Box 12V 35Ah AGM batteries
- Matched, tested, and ready to install
- 12-month warranty
🧠 Compatibility Tip
If your current batteries are 33Ah, 34Ah, or 35Ah, these are suitable replacements with these 35ah Mobility Scooter Batteries.
✔ Always replace both batteries together to prevent imbalance and reduced lifespan.
🚚 Fast, Reliable UK Delivery
- Tracked courier delivery
- Secure packaging
- Weight: approx. 10.5 kg each (21 kg per pair)
- Dispatch: within 1 working day
🔧 Technical Specifications
| Item | Value |
|---|---|
| Voltage | 12 V |
| Capacity | 35 Ah (C20) |
| Battery Type | AGM Deep Cycle |
| Terminals | L Terminal (F4 type) |
| Dimensions (L×W×H) | 197 × 131 × 180 mm |
| Weight (each) | ~10.5 kg |
| Max Discharge (5 sec) | 510A |
| Charge Voltage (cycle) | 14.4 – 15.0 V |
| Float Voltage | 13.5 – 13.8 V |
| Operating Temp | -15°C to +50°C |
| Case Material | ABS |
| Classification | Non-spillable / non-hazardous |
🔬 AGM Technology Explained (Simple Version)
AGM (Absorbed Glass Mat) batteries:
- Hold electrolyte in glass fibre mats instead of liquid
- Can be mounted in different positions
- Require no maintenance
- Deliver strong bursts of power when needed
They’re ideal for mobility scooters because they balance performance, reliability, and cost.
👍 Good to Know
- Batteries are matched within 0.1V before dispatch
- First charge: fully charge before extended use
- Compatible with standard AGM/lead-acid chargers
- ❗ Not suitable for gel-only chargers
- Typical lifespan: ~300 cycles at 80% depth of discharge
🔍 Why Choose Black Box?
Let’s be honest:
- MK = premium, longest lifespan
- Black Box = very solid performance for a noticeably lower price
So if your customer is:
- Cost-conscious
- Using their scooter regularly (but not clinically heavy use)
👉 This is the sweet spot.
🛒 Need a Different Size?
Browse the full range:
👉 Shop – Power Mobility
🔋 Mobility Scooters Compatible with 35Ah Batteries:
Advanced Vehicle Concepts
- Quingo Classic
CareCo
- Victory
Days
- Strider ST4E
Drive Medical
- Energi
- Energi+
- Image EC
- Image GT
- Neo
- Sunfire Plus EC
- Sunfire Plus GT
- Ventura DLX (3 & 4 wheel)
Electric Mobility
- 309LE
- 388D
- 388S
- 388XL
- P330S
- P327 Mini
Freerider
- City Ranger 6
- Knightsbridge
- Mayfair
Handicare
- IBIS XP (FWD & RWD)
Invacare
- Apollo
- Auriga (3 & 4 wheel)
- Harrier Plus
- Leo (3 wheel)
- Mirage
- Mistral
- Mistral 3
- Mistral Plus
- Pronto M41
- Pronto M41 Modulite
- Pronto M61
- Spectra Plus
- Taurus
Kymco
- Maxi XLS ForU
- Midi ForU
- Midi XLS ForU
- Super 4 ForU
- Super 8 ForU
Lomax
- Lomax Kid Power
Patterson Medical
- C650PW
- C650PWN
- Multego
- Seren
- Verb 41
- Verb 46
Pride Mobility
- Apex Finesse
- Apex Spirit / Spirit+
- Apex Sprint
- Celebrity 2000
- Celebrity 3
- Celebrity 4
- Celebrity Deluxe
- Celebrity X3 / X4 / X6 / XL / XL8
- Colt 9 / Colt Nine
- Colt Plus
- Colt Sport
- Colt Twin
- Cyclone
- Destiny
- Go-Go 2
- Hurricane
- Jazzy 1103 Mini
- Jazzy 1103 / Jet 3
- Jazzy 1107
- Jazzy 1143 (Mighty)
- Jazzy 610
- Jazzy Air
- Jazzy Select / Select 6 / Select 6 P/S
- Jet 7
- LX / Laser
- Legend 2000
- Legend Classic (3 & 4)
- Pride LX
- Quantum 1107 / Dynamo
- Quantum 610 (incl. Paediatric)
- Revo (3 & 4 wheel)
- Victory (all variants)
- Zoom
Roma Medical
- Sirocco
- Sorrento
Scooterpac / Scootertech
- Quattro
Shoprider
- Cadiz
- Lyon
- Malaga
- Perrero
- Sirocco
- Sorrento
- Sovereign (3 & 4)
- Traveso
- Valencia
Sunrise Medical
- Lomax Kid Power
- Quickie F40
- Quickie Hula
- Sterling Emerald
- Sterling Sapphire 2 & LS
- Sterling Swift
- Zippie Salsa M2 Mini / Teens
TGA
- Sonet
- Vita Lite
Van Os Medical
- Excel X-Power 10
- Excel X-Power 30
- Excel X-Power
Note: Some models may have used different battery sizes depending on year or configuration. If you’re unsure, contact us with your scooter model and we’ll confirm the correct fit.



