Victron Smart Battery Sense: Wireless Setup
Updated 16 September 2026 · By SolarNevs Research Desk, Dealer surveys + verified sources · 1 source · Method ↗
Key Takeaways
- Smart Battery Sense is a wireless battery voltage-and-temperature sensor for Victron MPPT Solar Chargers..
- Wireless synchronization: It uses VE.Smart Network - a wireless technology based on Bluetooth Smart..
- Direct battery voltage support: Operating voltage range 8V to 60V.
- Extreme electrical ceiling: Absolute maximum voltage 65V.
- Physical casing size: Dimension h x w x d (mm) 14 x 38 x 38.
- Direct harness length: Cable length 45cm.
- Heavy post mounting: Eyelet hole size 10mm (M10).
- Overcurrent safety: Fuse rating T1A 250V.
- Broad thermal window: Operating temperature range -10°C to +60°C.
- Wireless frequency spectrum: Bluetooth Frequency 2402-2480MHz.
- Low-energy transmission: Bluetooth Power -4dBm.
VE.Smart Networking & Precision Sensing Architecture
Smart Battery Sense eliminates charging errors caused by cable resistance and ambient temperature variations. By measuring voltage and temperature directly at the battery terminals, it transmits real-time correction data to nearby SmartSolar MPPT charge controllers over Bluetooth.
The Victron Smart Battery Sense is a wireless voltage and temperature sensor (VE.Smart Network, Operating Span: 8V - 60V DC, Frequency: 2402-2480 MHz, -4dBm) designed for direct battery mounting:
- Battery Post Terminals: 45cm Cable Harness, M10 Terminal Eyelets, T1A 250V Inline Fuse, 8V to 60V DC Span.
- Wireless Broadcast: VE.Smart Network, Bluetooth Smart, Real-time Vsense, Real-time Tsense.
- Physical Specs: 14 x 38 x 38, Self-Adhesive, -10 to +60°C, 65V Max Peak.
Installation Rules & Direct Battery Mounting
- Casing Attachment: Peel the self-adhesive backing tape and mount the sensor directly on the plastic wall of the battery body.
- Terminal Connections: Secure the eyelets across the battery posts using Eyelet hole size 10mm (M10) and Cable length 45cm with Fuse rating T1A 250V.
- Voltage Verification: Operates across Operating voltage range 8V to 60V up to Absolute maximum voltage 65V.
Wireless Optimization & Temperature Compensation
Smart Battery Sense automatically enhances solar charging efficiency:
- Voltage Compensation: Broadcasts actual terminal voltage over Bluetooth Frequency 2402-2480MHz and Bluetooth Power -4dBm, enabling the solar charger to compensate for cable resistance voltage drop.
- Thermal Regulation: Measures battery temperature to apply dynamic temperature compensation across Operating temperature range -10°C to +60°C.
- Compact Form Factor: Sized at Dimension h x w x d (mm) 14 x 38 x 38 for tight battery enclosures.
- Seamless Integration: Functions as Smart Battery Sense is a wireless battery voltage-and-temperature sensor for Victron MPPT Solar Chargers. via It uses VE.Smart Network - a wireless technology based on Bluetooth Smart..
Technical Specifications & Sizing Summary
Parameter | Engineering Rating | Design Significance |
|---|---|---|
Primary Function | Smart Battery Sense is a wireless battery voltage-and-temperature sensor for Victron MPPT Solar Chargers. | Direct terminal sensing optimizes solar charge stages |
Wireless Technology | It uses VE.Smart Network - a wireless technology based on Bluetooth Smart. | Cable-free local telemetry synchronization |
Battery Voltage Span | Operating voltage range 8V to 60V | Direct connection across 12V, 24V, and 48V battery banks |
Maximum Voltage Rating | Absolute maximum voltage 65V | Overvoltage protection margin for 48V systems |
Physical Dimensions | Dimension h x w x d (mm) 14 x 38 x 38 | Ultra-compact casing mounts directly to battery casing |
Harness Length | Cable length 45cm | Sufficient reach for side-by-side terminal mounting |
Terminal Eyelet Size | Eyelet hole size 10mm (M10) | Fits standard M10 battery post bolts |
Inline Protective Fuse | Fuse rating T1A 250V | Protects sensing wiring against dead short circuits |
Operating Temperature | Operating temperature range -10°C to +60°C | Wide operating temperature window |
Radio Frequency Range | Bluetooth Frequency 2402-2480MHz | Standard 2.4GHz Bluetooth Low Energy band |
Wireless Radio Power | Bluetooth Power -4dBm | Ultra-low RF power minimizes battery draw |
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Frequently asked questions
What is the primary function and networking standard of Smart Battery Sense?
**Smart Battery Sense is a wireless battery voltage-and-temperature sensor for Victron MPPT Solar Chargers.** where **It uses VE.Smart Network - a wireless technology based on Bluetooth Smart.** operating across **Bluetooth Frequency 2402-2480MHz** with **Bluetooth Power -4dBm** (August 2026).
What voltage limits, cable dimensions, and fuse ratings apply to the sensor?
It provides **Operating voltage range 8V to 60V** with **Absolute maximum voltage 65V**, a **Cable length 45cm** with **Eyelet hole size 10mm (M10)**, an inline **Fuse rating T1A 250V**, and casing of **Dimension h x w x d (mm) 14 x 38 x 38** (August 2026).
What operating thermal envelope is supported?
It operates across **Operating temperature range -10°C to +60°C** directly on battery casing (August 2026).
References
- Victron Energy: Smart Battery Sense Manual — accessed 31 August 2026
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