Order before 3:00 PM to get same-day delivery in
Noida, West Ghaziabad, and East Delhi.
Heavy items may take longer to deliver.
Tuesday is our weekly off.
- Low stock
AO Smith FAST-ON 3kW – Instant Heating | 5-Star Efficiency | Hard Water Compatible | BlueShield Anti-Rust Tank | Made for Indian Homes ( Black)
Same Day Delivery
₹500 OFF on ₹2499+ use " NEW500"
Use Coupon Code: NEW500
Get ₹500 OFF — Hurry! Limited Period Offer.
Only coupon per user! 2499+
Not applicable to wires
₹150 OFF on ₹999+ use " NEW150"
Use Coupon Code: NEW150
Get ₹150 OFF — Hurry! Limited Period Offer.
Only coupon per user! 999+
Not applicable to wires
7 Days Replacement
Free Delivery
100% Genuine
GST Bill Only
At Onecube, your family’s safety always comes first.
We source every product directly from official company channels with GST invoices, and deliver to you with a valid GST invoice ensuring only genuine, time-tested, and authentic products.
Product Information
The AO Smith FAST-ON 3kW Instant Water Heater (3L) delivers instant hot water with powerful performance and compact design. Equipped with a high-efficiency 3kW heating element, it ensures quick heating for kitchens and wash areas. Its stainless steel tank, advanced safety features, and elegant finish make it reliable, durable, and stylish — perfect for modern homes.
| Feature | Details |
|---|---|
| Brand | AO Smith |
| Model | FAST-ON |
| Capacity | 3 Litres |
| Type | Instant |
| Power | 3kW |
| Mount Type | Vertical |
| Tank Material | Stainless Steel |
| Outer Body | ABS Rust-Proof |
| Pressure | 6.5 Bar |
| Color | White |
| Usage | Kitchen / Bathroom |
| Product Warranty | 2 Years |
| Heating Element Warranty | 2 Years |
| Inner Tank Warranty | 5 Years |
Shipping
We deliver to Delhi, Noida, and Ghaziabad. For heavy products, additional shipping charges may apply for distances over 15 km from Anand Vihar.