1. Folasaga
This manual provides essential instructions for the installation, operation, and maintenance of the BFT SB-BAT P125002 24V DC Battery Backup Kit. This kit is designed to ensure continuous operation of compatible BFT gate openers during temporary power outages. Please read this manual thoroughly before proceeding with installation or use.
2. Oloa Ua Ovaview
The BFT SB-BAT P125002 is a 24V DC battery backup system that integrates with specific BFT gate operators. It includes a smart charger board that manages battery charging when main power is available and automatically switches to battery power when the main supply is interrupted.

Ata 1: Ua Ovaview of the BFT SB-BAT P125002 Battery Backup Kit, showing the product box, two batteries, wiring, and mounting hardware.
2.1. Vaega Vaega
- 2x 12V 1.2Ah Sealed Lead-Acid Batteries
- Smart Charger Board
- Uea Uea
- Battery Holder/Mounting Base
- Fa'amau Fa'amau
- Fasteners (screws, keys)
- Tusi Faʻatonuga (lenei pepa)

Ata 2: Auiliiliga view of the BFT SB-BAT P125002 kit components, including batteries, wiring, mounting brackets, and the battery holder.
3. Fegalegaleai
This battery backup system is compatible with the following BFT gate operator series:
- Deimos BT series of slide gate operators
- VIRGO - LINX
- EOS-SCE
- HYDRA N
- DEIMOS BT-QSC D-NETTUNO S
- SB BAT/SB CARBAT (DEIMOS BT-SB 300)
- BT BAT 2 (URANO BT ARES 1000 & ARES 1500)
- NETTUNO B
- VENERE D
- ARGO
- LIBRA C MA - LIBRA C LX
Ensure your gate operator model is listed above for proper functionality.
4. Seti ma Fa'apipi'i
Installation of the BFT SB-BAT P125002 kit is designed to be straightforward. However, it is recommended that installation be performed by a qualified technician to ensure safety and correct operation. Always disconnect main power to the gate operator before beginning installation.
4.1. Puipuiga o le Saogalemu
- motusia le Malosi: Always turn off the main power supply to the gate operator before installation or maintenance.
- Meafaigaluega talafeagai: Use appropriate tools for electrical connections and mounting.
- Uaea: Ensure all wiring connections are secure and correctly polarized.
- Siosiomaga: Install the kit in a dry, protected location, away from direct weather exposure.
4.2. Laasaga Fa'apipi'i (Ta'iala Lautele)
- Mount the Battery Holder: Secure the battery holder/mounting base within the gate operator's control box or an appropriate enclosure using the provided mounting brackets and fasteners. Ensure it is stable and accessible.
- Fa'aofi maa: Place the two 12V 1.2Ah batteries into the battery holder.
- Feso'ota'i ma'a: Connect the batteries in series to achieve 24V DC, following the wiring diagram provided with your specific gate operator or the kit's smart charger board. Ensure correct polarity.
- Connect Smart Charger Board: Integrate the smart charger board into the gate operator's control unit. Refer to your gate operator's manual for the specific connection points for the battery backup system.
- Uaea saogalemu: Route and secure all wiring to prevent pinching or damage.
- Faʻafoʻi Mana: Once all connections are verified and secure, restore main power to the gate operator. The smart charger board will begin charging the batteries.
- Faiga Su'ega: Perform a power outage simulation to verify the battery backup system activates correctly and powers the gate operator.
5. Fa'atonuga o Galuega
The BFT SB-BAT P125002 operates automatically once installed correctly.
5.1. Normal Operation (Power On)
When main power is supplied to the gate operator, the smart charger board within the SB-BAT kit continuously monitors the battery charge level. It will charge the batteries as needed to maintain them at full capacity.
5.2. Malosi Outage Operation (Power Off)
A tupu se mana outage, the smart charger board automatically detects the loss of main power and switches the gate operator to battery power. The gate operator will then function normally using the stored energy in the batteries. The duration of operation on battery power depends on the frequency of gate usage and the charge level of the batteries.
6. Tausiga
Regular maintenance ensures the longevity and reliability of your battery backup system.
6.1. Battery Recharging
Ina ua uma se mana outage, once main power is restored, the smart charger board will automatically begin recharging the batteries. A full recharge typically takes 12 i le 14 itula. It is important to allow sufficient time for batteries to fully recharge after use.
6.2. Fuse Check
O le faiga e aofia ai a 20A fusu for protection. If the battery backup system fails to operate or charge, inspect the fuse for continuity. Replace with a fuse of the exact same rating if necessary. Always disconnect power before checking or replacing fuses.
6.3. Olaga o le maa ma le suia
Batteries have a finite lifespan. Periodically test the system by simulating a power outage to ensure batteries hold a charge and can power the gate operator. If performance degrades significantly, consider replacing the batteries. Use only recommended replacement batteries (2x 12V 1.2Ah sealed lead-acid).
7. Faʻafitauli
If your BFT SB-BAT P125002 battery backup system is not functioning as expected, consider the following:
- No Power During Outage:
- Ia mautinoa o uaea uma e saogalemu ma sa'o.
- Check the 20A fuse.
- Ensure batteries are fully charged. If recently discharged, allow 12-14 hours for recharging.
- Tofotofoga maa voltage. If below 20.4V (exhausted battery protection threshold), batteries may need replacement.
- Ma'a e le'o totogia:
- Confirm main power supply to the gate operator is active.
- Check all connections to the smart charger board.
- Inspect the 20A fuse.
- Reduced Operation Time:
- Batteries may be aging and losing capacity. Consider replacement.
- Ensure batteries are fully charged before testing.
For persistent issues, contact BFT technical support or a qualified service technician.
8. Fa'amatalaga
| Fa'aaliga | Fa'amatalaga |
|---|---|
| Numera Fa'ata'ita'i | P125002 |
| Ituaiga maa | Faamaufa'ailoga Lead-Acid |
| Malosiaga ma'a | 2x (12V 1.2Ah) |
| Galuega Faatino Voltage | 24V DC (nominal) |
| Totogi Voltage | 27.2V |
| Totogi i le taimi nei | 130mA |
| Taimi Toe Fa'aola maa | 12-14 itula |
| Exhausted Battery Protection Threshold | 20.4V |
| Fuse Fuafuaina | 20A |
| Galulue Vevela | Data detected with external temperature of: 25°C (77°F) |
9. Fa'amaonia ma Lagolago
For warranty information, please refer to the documentation provided with your original purchase or contact BFT customer support directly. For technical assistance, installation queries, or troubleshooting beyond the scope of this manual, please contact your authorized BFT dealer or BFT technical support.
BFT Contact Information: Please visit the official BFT web'upega tafaʻilagi mo faʻamatalaga faʻafesoʻotaʻi lata mai ma punaoa lagolago.