Expert Divisions
Portal Service Categories
Explore pricing benchmarks, typical repair services, and choosing tips across Zener departments.
Solar Panel & Inverter Services
Complete engineering, mounting, and wiring of hybrid/off-grid clean solar energy.
Market Rate Benchmark৳1,500 – ৳8,000 per unit(Material costs extra)
Typical Tasks Handled
- ✓Rooftop panel structural assembly and mounting.
- ✓Hybrid & off-grid solar inverter wiring.
- ✓Inverter battery bank cell water refilling & parameter setup.
- ✓Smart MPPT & PWM charge controller programming.
- ✓System output diagnostic audits and net-metering synchronization.
Residential & Commercial Wiring
Short circuit diagnostics, household wiring, and electrical panel upgrades.
Market Rate Benchmark৳500 – ৳3,000 per fix(Material costs extra)
Typical Tasks Handled
- ✓Complete household internal pipeline electrical rewiring.
- ✓Short circuit identification and spark diagnostics.
- ✓Main distribution box safety upgrades and circuit breakers tuning.
- ✓Ceiling fans capacitor upgrades & winders.
- ✓Earthing test and leakage protection checks.
Heating, Ventilation & AC (HVAC)
Premium split AC installations, foaming jet deep cleanings, and gas refills.
Market Rate Benchmark৳800 – ৳4,500 per unit(Material costs extra)
Typical Tasks Handled
- ✓High-pressure foaming water jet deep cleaning.
- ✓Split and cassette AC unit brackets mounting.
- ✓Refrigerant gas refill (R22, R32, R410).
- ✓AC compressor replacement and copper tube micro-soldering.
- ✓Leak diagnostics and drainage piping clears.
Home Appliance Repair
Fridge, washing machines, kitchen chimneys, and water pumps repairs.
Market Rate Benchmark৳500 – ৳3,500 per device(Material costs extra)
Typical Tasks Handled
- ✓Water pump mechanical coil winding and automatic float sensor switch.
- ✓Fridge gas charge and defrost sensor timer replacements.
- ✓Washing machine motor belts and drainage valve changes.
- ✓Kitchen hood motor grease washes.
- ✓Microwave ovens heating magnetrons replacements.
Electronics & Gadget Tuning
Smart LED/LCD TV panel diagnostics, sound tuning, and hardware fixes.
Market Rate Benchmark৳500 – ৳4,000 per repair(Material costs extra)
Typical Tasks Handled
- ✓LED TV backlight strips replacements and card soldering.
- ✓Desktop computer assembly and fresh thermal paste coatings.
- ✓Audio soundbar diagnostics and bluetooth board soldering.
- ✓Wi-Fi routers long range range configurations.
- ✓DVR motherboard diagnostics.
CCTV & Digital Security
Full CCTV installations, DVR setups, and smart card biometrics setups.
Market Rate Benchmark৳1,000 – ৳3,500 per setup(Material costs extra)
Typical Tasks Handled
- ✓Analog/IP dome & bullet cameras structural mounting.
- ✓Coaxial and ethernet Cat6 data cabling setups.
- ✓DVR/NVR hard drive formatting and online cloud setup.
- ✓Smart biometric fingerprint card readers integrations.
- ✓Electronic door lock configurations.