Quantum AGI Water
Quantum AGI Filter + soften

Twin-Vessel Filter + Softener, Automatic

A multi-grade sand filter vessel and a softener vessel, each on its own Runxin automatic valve, sharing one brine tank.

Turbid borewell or tanker water that needs clarifying before softening

Price on request. Quoted with the bill of materials after your free water test.

Capacity 2 m³/hr
Model QT-A-2

Homes, villas, small societies

Rated service flow
2 m³/hr (2,000 L/hr)
Filter vessel
Pentair FRP 12" × 48", graded gravel + sand
Filter valve
Runxin 55602 automatic
Softener vessel
Pentair FRP 12" × 48" (89 L), blue

Final sizing is confirmed from your free water test report.

Overview

Twin-Vessel Filter + Softener, Automatic

When the raw water is cloudy, softening alone is not enough. The first vessel is a pressure sand filter: graded gravel, coarse sand and fine sand trap suspended solids and turbidity, and its Runxin valve backwashes the bed automatically. The clarified water then passes into the softener vessel, which regenerates with brine on its own schedule. The 556-series filter valves are the ones ORG specifies for sand filters working alongside a softener.

  • Stage 1: pressure sand filter with graded gravel, coarse and fine sand
  • Stage 2: ion-exchange softener with INDION 220 Na resin
  • Two Runxin automatic valves: filter backwash and softener regeneration
  • Filter valves from the 556 series, made for sand filter + softener pairs
  • Identical Pentair FRP vessels for a tidy, symmetrical install

Technical data

Specifications 2 m³/hr

ModelQT-A-2
Rated service flow2 m³/hr (2,000 L/hr)
Filter vesselPentair FRP 12" × 48", graded gravel + sand
Filter valveRunxin 55602 automatic
Softener vesselPentair FRP 12" × 48" (89 L), blue
ResinINDION 220 Na, 50 L
Softener valveRunxin 63602 ORG automatic with BFT
Inlet / outlet3/4" (20 NB)
Brine tank100 L
Soft water per regeneration≈ 12,500 L at 200 ppm hardness
Salt per regeneration≈ 8 kg
BrandQuantum AGI
ConfigurationFilter vessel + softener vessel + brine tank
Filter mediaGraded gravel, coarse sand and fine sand (activated carbon on request)
RegenerationAutomatic: filter backwash + softener regeneration on separate valves
Working pressure1.5 - 6 bar (0.15 - 0.6 MPa)
Max. water temperature49 °C (standard polyester vessels)
Power230 V AC through each valve's low-voltage adapter
Output basis200 ppm hardness; ≈ 50 g CaCO₃ per litre of resin at 160 g salt/L

Valve data: ORG Engitech multiport valve list (Apr 2026). Vessel: Pentair spec sheet. Resin: INDION 220 Na.

What’s included

  • Automatic Filter Valve (ORG)
  • Automatic Softener Valve (ORG)
  • FRP Pressure Vessel (Quantum AGI)
  • INDION Softening Resin (ORG)
  • Brine (Salt) Tank (Quantum AGI)
  • Bypass line, pressure gauges and fittings
  • Installation, programming and a hardness check after commissioning

Good to know

Output per regeneration is quoted at 200 ppm hardness. Harder water means more frequent regeneration; your water report tells us exactly.

Softeners treat water for bathing, washing and appliances. For drinking water, pair with an RO purifier.

Side by side

Compare all capacities

Select a column to update the page.

Capacity
Model QT-A-2QT-A-4QT-A-6
Rated service flow 2 m³/hr (2,000 L/hr) 4 m³/hr (4,000 L/hr) 6 m³/hr (6,000 L/hr)
Filter vessel Pentair FRP 12" × 48", graded gravel + sand Pentair FRP 14" × 65", graded gravel + sand Pentair FRP 16" × 65", graded gravel + sand
Filter valve Runxin 55602 automatic Runxin 55604 automatic Runxin 53608 automatic (valve rated 8 m³/hr)
Softener vessel Pentair FRP 12" × 48" (89 L), blue Pentair FRP 14" × 65" (150 L), blue Pentair FRP 16" × 65" (183 L), blue
Resin INDION 220 Na, 50 L INDION 220 Na, 100 L INDION 220 Na, 125 L
Softener valve Runxin 63602 ORG automatic with BFT Runxin 63604 ORG automatic with BFT + PRV Runxin 63608 ORG automatic (valve rated 8 m³/hr)
Inlet / outlet 3/4" (20 NB) 1" (25 NB) 1.5" (40 NB)
Brine tank 100 L 200 L 200 L
Soft water per regeneration ≈ 12,500 L at 200 ppm hardness ≈ 25,000 L at 200 ppm hardness ≈ 31,250 L at 200 ppm hardness
Salt per regeneration ≈ 8 kg ≈ 16 kg ≈ 20 kg

Technical quote

Ask about the Twin-Vessel Filter + Softener, Automatic

Tell us about your site and water source. We’ll call back with sizing advice and a written quotation, or book a free water test first.

  1. 1We confirm the right capacity for your flow and hardness.
  2. 2You get a written quotation with the full bill of materials.
  3. 3Our team installs, commissions and services it.

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