MuscleGrid 5 kVA AC Voltage Stabilizer (90–300V) — Toroidal Core
Toroidal transformer · digital display · 5-second delay timer · protects ACs and whole-home appliances
Hassle-free claim
Pan-India · 5–7 days
IS 16242 standard
099990 36254
Description
Choose your warranty
Same stabilizer either way — choose the cover that fits how you'll use it.
And even if your warranty has expired — in any case — we will still repair your stabilizer, charging only the part and labour cost.
Toroidal-core stabilization. Genuine MuscleGrid, sold direct: GST invoice, a real warranty honoured at our own service centre, and support on WhatsApp or call — not a marketplace listing.
Why this stabilizer
Indian mains do not fail politely. They sag at 7 p.m. when every AC in the street starts, and they spike at midnight when the load drops away. This 5 kVA (4,000 W) unit sits at the appliance it protects and holds the output steady across an input as low as 90V and as high as 300V, so the equipment behind it never sees the swing. It is sized for a 1.5 to 2-ton AC, or the essential circuits of a flat — fridge, TV, washing machine and lighting together.
What is inside
- Toroidal transformer. A toroidal core runs cooler and quieter than a conventional stack, wastes far less energy as heat and hum, and packs more capacity into a smaller, lighter body.
- Heavy-duty relay switching. High-current relays rated well above the working load, so correction stays crisp and contacts survive the thousands of switching cycles an Indian summer demands.
- Digital display. Live input and output voltage on the front panel — you can see exactly what your mains is doing and what your appliance is actually receiving, instead of guessing.
- 5-second delay timer. After a cut or a trip, power is held for five seconds before it is restored. That pause is what protects an air-conditioner or refrigerator compressor from restarting against back-pressure — the single most common way compressors die.
- Very low idle consumption. Standby draw is kept minimal, so a unit that stays powered around the clock costs almost nothing to leave on.
- Strong body. A rigid powder-coated metal enclosure with proper ventilation and secure cable entry — built to be mounted once and forgotten, not to flex or rattle.
- Full protection set. Over-voltage and under-voltage cut-off, overload protection and thermal cut-out. When the mains goes beyond what any stabilizer should pass through, it disconnects rather than forwarding the fault.
Specifications
| Brand | MuscleGrid |
| Capacity | 5 kVA (4,000 W) |
| Input range | 90–300V |
| Coil type | Toroidal transformer |
| Display | Digital — live input and output voltage |
| Time delay | 5 seconds on restore (compressor protection) |
| Switching | Heavy-duty relay |
| Protections | Over-voltage · under-voltage · overload · thermal cut-out |
| Idle consumption | Minimal standby draw — designed to stay powered 24×7 |
| Use | Appliance and mainline protection |
| Warranty | Standard: 3-year full hardware warranty (+3 months free on registration at newcrm.musclegrid.in) · Extended 5-year for +10% · Research & DIY option: 6-month hardware warranty + phone support at 10% lower price — choose below |
What it protects
Air-conditioners and refrigerators, where a compressor is the expensive part; televisions, computers and routers, where the power supply is; and water pumps and motors, which burn out quietly on low voltage long before anyone notices. Fitting one stabilizer at the mainline is cheaper than replacing one compressor.
Why buy direct from MuscleGrid
MuscleGrid builds power equipment for Indian conditions and sells it without a middleman: GST invoice for business input credit, warranty honoured at our own service centre rather than a courier lottery, free shipping pan-India, and sizing help on call before you buy. And even after the warranty ends, we still repair your stabilizer — you pay only parts and labour.
