RB1290X3R - Battery CyberPower - Free user manual and instructions
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| Product Type | Replacement Battery |
| Battery Type | Sealed Lead-Acid (AGM) |
| Nominal Voltage | 12V DC |
| Nominal Capacity | 9Ah |
| Dimensions (L x W x H) | 151 x 65 x 94 mm |
| Weight | 2.6 kg |
| Terminal Type | Faston 0.25" (6.35 mm) |
| Chemistry | Valve-Regulated Lead-Acid (VRLA) |
| Maintenance | Maintenance-Free |
| Float Voltage | 13.5 - 13.8V DC |
| Cyclic Voltage | 14.4 - 15.0V DC |
| Operating Temperature (Discharge) | -20°C to 60°C |
| Operating Temperature (Charge) | 0°C to 50°C |
| Storage Temperature | -20°C to 50°C |
| Shelf Life | Up to 12 Months (with periodic charge) |
| Safety Protection | Flame-Retardant ABS Case |
| Compatibility | CyberPower UPS Models Requiring RB1290X3R |
| Replacement Type | Drop-in Replacement |
| Repairability | Non-Serviceable, Replace Entire Unit |
| Disposal | Recycle Lead-Acid Battery per Local Regulations |
Frequently Asked Questions - RB1290X3R CyberPower
What are the specifications of the CyberPower RB1290X3R battery?
The CyberPower RB1290X3R is a 12V 9Ah sealed lead-acid battery with AGM technology, commonly used in CyberPower UPS systems.
How do I install the RB1290X3R battery in my UPS?
First, disconnect the UPS from power. Remove the battery compartment cover, disconnect the old battery's connectors, then place the new RB1290X3R battery. Connect the wires with correct polarity (red to positive, black to negative), then secure the cover and reconnect the UPS.
Is the RB1290X3R battery maintenance-free?
Yes, the battery is sealed and maintenance-free. It does not require water refills or electrolyte checks, but it should be kept clean and dry.
How long does the RB1290X3R battery last?
The typical lifespan is 3 to 5 years depending on usage conditions, temperature, and charge cycles. In standby UPS applications, it often lasts 3-5 years.
Can I use the RB1290X3R battery in any UPS?
This battery is compatible with CyberPower UPS models that specifically require the RB1290X3R replacement battery. Always check your UPS model's compatibility list before purchasing.
What is the charging voltage for the RB1290X3R?
The recommended float voltage is 13.5–13.8V, and the cycle use voltage is 14.4–15.0V. Use a compatible UPS charger to avoid overcharging.
Can I replace the battery myself?
Yes, the RB1290X3R is designed as a drop-in replacement for compatible UPS systems. Follow safety precautions and disconnect power before opening the UPS. It is not user-repairable internally; replace the whole battery.
What safety precautions should I take when handling this battery?
Avoid short circuits, do not expose to high heat or open flames, and wear protective gloves if needed. The battery contains lead-acid; wash hands after handling. Recycle it properly.
What is the expected runtime of a UPS with this battery?
Runtime depends on the load wattage and efficiency. With a 9Ah battery at 12V, a 100W load could last about 10 minutes, but exact runtime is provided in your UPS specifications.
How should I dispose of the RB1290X3R battery?
The battery is a lead-acid battery and must be recycled. Take it to a certified battery recycling center or return it to a retailer that accepts lead-acid batteries. Do not dispose of it in regular trash.
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USER MANUAL RB1290X3R CyberPower
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Product information
Brand : CyberPower
Model : RB1290X3R
Category : Battery