The A&E 40KVA Single Phase Servo Voltage Stabilizer (AESB80-D-40KVA) is a massive, industrial-grade power solution designed to protect high-consumption buildings or heavy machinery from extreme voltage instability.
While the 20KVA model is popular for luxury homes, this 40KVA powerhouse is built for environments with massive power draws—such as mini-factories, boutique hotels, or commercial laundries—where maintaining a steady 220V is non-negotiable despite a dying grid.
Available at Kara.com.ng, this unit stands out for its 80V Ultra-Wide Input, allowing it to recover power that would cause most other stabilizers to shut down.
A&E 40KVA Servo 80V-260V Price in Nigeria (2026 Update)
Given its massive copper content and high-precision motor control, the 40KVA single-phase model is a significant capital investment.
| Model Variant | Input Range | Estimated Price (2026) |
| AESB80-D-40KVA (80V Range) | 80V – 260V | ₦2,265,500 – ₦2,560,000 |
| AESB130-D-40KVA (Standard) | 130V – 260V | ₦1,930,000 – ₦2,100,000 |
| A&E 40KVA 3-Phase Model | 240V – 456V | ₦2,550,000 – ₦2,880,000 |
Selection Tip: The AESB80-D is a "Cabinet" type unit on wheels. It weighs approximately 176kg. It is not wall-mountable and must be placed on a firm, level surface in a well-ventilated area.
Key Specifications (AESB80-D-40KVA)
- Capacity: 40,000VA (40KVA) / Approx. 32,000W – 36,000W.
- Input Voltage Range: 80V – 260V AC (Ultra-Wide).
- Output Voltage: 220V ± 1% to 3% (Precision Industrial Standard).
- Technology: Microprocessor-controlled Servo Motor + Dual Toroidal Copper Transformers.
- Efficiency: >96% (High-efficiency power conversion).
- Display: Digital LCD/LED screen monitoring Phase, Voltage, and Load status.
- Protection: Over-voltage, Under-voltage, Overload, Short-circuit, and Phase-delay protection.
- Cooling: Smart Industrial Fans (Automatic activation).
Why the 40KVA Single-Phase Model is a Powerhouse
- Extreme Low Voltage Recovery: This unit can pull a "dim" 80V input and boost it to a perfect 220V. This is crucial for large commercial properties at the end of a long electrical line where voltage drop is severe.
- Stepless Regulation: The servo-motor technology ensures there are no sudden "steps" or flickers in your light. It moves the carbon brush smoothly, which is essential for protecting expensive medical scanners, laboratory equipment, or high-end servers.
- Inductive Load Specialist: Unlike smaller units, this 40KVA model is designed to handle the high "surge" currents from large motors, such as 5HP industrial ACs, pumping machines, or elevator motors.
- Full Copper Build: The weight (176kg) is a testament to the amount of pure copper used in the transformers, ensuring it can run 24/7 without the efficiency loss or fire risk of aluminum-wound units.
What Can This 40KVA Stabilizer Power?
A 40KVA single-phase unit is massive and typically serves as the Central Guardian for:
- Large Office Complexes: Protecting 50+ computers, servers, and central AC systems.
- Industrial Equipment: Printing presses, CNC machines, and plastic injection molders.
- Luxury Estates: Managing 10 to 15 Air Conditioners, multiple kitchens, and guest houses.
- Medical Facilities: Powering X-ray machines, CT scanners, and life-support banks.
Maintenance & Installation Tips
- Cable Gauge: For a 40KVA single-phase load, you must use a minimum of 35mm or 50mm Pure Copper cables. Anything smaller will melt under the intense current required to boost 80V to 220V.
- Environment: Install the unit in a dedicated "Power Room." It generates significant heat while working and needs massive airflow to avoid thermal shutdown.
- Servo Brush Maintenance: Every 12–18 months, have a qualified technician inspect the carbon brushes. In high-dust industrial environments, dust can act as an abrasive on the copper tracks.
Would you like me to check the price for 50mm Pure Copper cables for this 40KVA installation, or do you need a 3-Phase 40KVA model for industrial machinery?
