A.O. Smith · Updated June 2026
A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T): price & specs
A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T). Every price and spec below is linked to its source and dated — no guesses.
Source: aosmithatlowes.com verified STALE · 2026-06-26 ✓ corroborated verify in ledger
The A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) is listed at $649 on aosmithatlowes.com as of 2026-06-26, #11 cheapest of 18 water softeners (median $630); other retailers may be lower. It earns a Gold Deskmark — 90/100 pay-blind standing, #3 of 19 in class.
Verified Jun 26, 2026 · figures linked to their source in the table below
Cheapest water softeners: GE 30,000 Grain Water Softener (GXSF30V) — $455
Is the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) a good buy?
At $649, the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) is #11 cheapest of the 18 water softeners we track, where the median is $630. On the spec sheet, its tank warranty years of 10 is the highest of the 12, its grain capacity of 45 is above the median of the 18, and its msrp of 649 USD is above the median of the 17.
Specifications
| Price (US) | $649 $649 per waterdefense.org and aosmithatlowes.com. Lowe's Item #960798. May no longer be sold on lowes.com per one search result. |
|---|---|
| Brand | A.O. Smith |
| Released | — |
| Grain capacity | 45 |
| System type | ion-exchange |
| Flow rate (gpm) | — |
| Salt efficiency lbs per kgrains | — |
| Iron removal (ppm) | 10 |
| NSF certifications | — |
| Smart app control | Yes |
| Tank warranty years | 10 |
| Msrp (USD) | 649 |
Source: aosmithatlowes.com (read 2026-06-26) STALE · 2026-06-26 · corroborated by waterdefense.org (read 2026-06-26).
How we checked
A.O. Smith at Lowe's product page confirms 45,000 grain capacity, 10 ppm max iron reduction, 2.8-inch color touch screen, WiFi salt alerts and water monitoring, salt-sensing technology, 100 GPG max hardness. Warranty: 5yr mechanical/electronic parts / 10yr media tank and brine cabinet. Designed for 4+ people. Price $649 confirmed by waterdefense.org review.
Is the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) worth it vs cheaper water softeners?
A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) against its closest cheaper and pricier water softeners on the specs that matter — every value sourced. See all 18 ranked
| Product | Price | Grain capacity | System type | Iron removal (ppm) | Smart app control | Tank warranty years |
|---|---|---|---|---|---|---|
| A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) this | $649 | 45 | ion-exchange | 10 | Yes | 10 |
| Whirlpool WHES40E 40,000 Grain Water Softener | $629.99 | 40 | ion-exchange | 10 | No | — |
| Rheem Preferred Platinum 42,000 Grain Smart Water Softener (RHW42) | $689 | 42.4 | ion-exchange | 11 | Yes | 10 |
Frequently asked questions
How much does the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) cost?
The A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) has a US price of $649 ($649 per waterdefense.org and aosmithatlowes.com. Lowe's Item #960798. May no longer be sold on lowes.com per one search result.), as of 2026-06-26.
How does the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) compare on price?
At $649, the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) is #11 cheapest of the 18 water softeners we track, where the median is $630.
What are the A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T)'s key specs?
A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) (A.O. Smith): Grain capacity 45, System type ion-exchange, Iron removal (ppm) 10, Smart app control, Tank warranty years 10. Full sourced spec sheet verified 2026-06-26.
Price of record: $649 at aosmithatlowes.com, 2026-06-26. Other retailers may be lower — check the current price:
See A.O. Smith 45,000 Grain Smart Water Softener (AO-WH-SOFT-450T) on Amazon As an Amazon Associate we earn from qualifying purchases.Similar water softeners
Nearest in price — swipe to browse. Every pick sourced and dated.
-
Whirlpool WHES40E 40,000 Grain Water Softener -
Aquasure Harmony Series 48,000 Grain Digital Metered Water Softener (AS-HS48D) -
Morton M45C 45,000 Grain Wi-Fi Water Softener -
Rheem Preferred Platinum 42,000 Grain Smart Water Softener (RHW42) -
Whirlpool WHES30E 30,000 Grain Water Softener -
WaterBoss 900 36,400 Grain Water Softener -
GE 40,000 Grain Water Softener (GXSH40V) -
Rheem Preferred Plus 42,000 Grain Water Softener (RHS42) -
A.O. Smith 40,000 Grain Water Softener (AO-WH-SOFT-400T) -
WaterBoss 700 22,000 Grain Water Softener -
Fleck 5600SXT 48,000 Grain Metered Water Softener -
Morton M34 Elite 34,000 Grain Water Softener
All water softeners ranked · Open data & methodology · Queryable via MCP
Compare with
Cheaper water softeners
- Whirlpool WHES40E 40,000 Grain Water Softener $629.99
- Aquasure Harmony Series 48,000 Grain Digital Metered Water Softener (AS-HS48D) $629.99
- Morton M45C 45,000 Grain Wi-Fi Water Softener $622.99
- WaterBoss 900 36,400 Grain Water Softener $580
- GE 40,000 Grain Water Softener (GXSH40V) $569
- Rheem Preferred Plus 42,000 Grain Water Softener (RHS42) $549
Step up
- Rheem Preferred Platinum 42,000 Grain Smart Water Softener (RHW42) $689
- Whirlpool WHES30E 30,000 Grain Water Softener $698.94
- Fleck 5600SXT 48,000 Grain Metered Water Softener $775
- NuvoH2O Manor Salt-Free Water Softener System (DPMB) $979.99
- SpringWell SS1 Salt-Based Water Softener (32,000 Grain) $1620
- Aquasana SimplySoft 40,000 Grain Water Softener (WH-SF40) $1698