
Omnipure - Q5686 - 12" x 2.5" Q-Series Twist Off GAC with Phohsphate Filter - Scale Inhibitor
Q5686 12" x 2.5" GAC Filter with Phosphate Scale Inhibitor
Coconut shell carbon filtration with polyphosphate for chlorine reduction and scale prevention in beverage equipment, ice makers, and RO systems
Dual-action filtration for chlorine and scale control
Coconut Shell GAC Media
Granular activated carbon removes chlorine taste and odor while allowing higher flow rates than carbon block designs
Polyphosphate Scale Inhibitor
Prevents mineral scale buildup on heating elements and internal components in ice machines and beverage equipment
Twist-Off Valve System
Optional Twist Tap in-head valve automatically shuts off water supply when filter is disconnected for easy replacement without tools
0.5 GPM Flow Rate
Optimized for inline applications including refrigerators, drinking fountains, under-sink systems, and RO pre-filtration
Omnipure Q5686 Technical Details
| Dimensions | 12" L x 2.5" W |
| Filter Media | GAC with Polyphosphate |
| Flow Rate | 0.5 GPM |
| Maximum Pressure | 125 PSIG |
| Maximum Temperature | 100°F |
| Service Life | 2500 gallons or 1 year |
| Connection Type | Q-Series Twist-Off |
Q-Series replacement filter compatibility
The Omnipure Q5686 is a replacement cartridge that requires an existing Q-Series filter head. Compatible with Q-Series heads available in 1/4" Quick-Connect fittings, 1/4" NPT female threads, or 3/8" NPT female threads. Ideal for ice makers, refrigerators, beverage equipment, drinking fountains, under-sink filtration systems, and as pre-filtration in reverse osmosis systems. This filter belongs to the 12-inch Q56xx series of Omnipure proprietary inline filters.
Replacement schedule for optimal performance
Replace Filter Cartridge
Typical household reaches capacity in 10-12 months depending on water quality and usage
Maximum Service Life
Replace the Q5686 cartridge annually even if gallon capacity has not been reached to maintain scale inhibition effectiveness
Early Replacement Indicators
Replace sooner if you notice reduced flow rate, chlorine taste or odor returning, or visible scale buildup on equipment
Chlorine Removal
Coconut shell GAC media effectively reduces chlorine taste and odor
Tool-Free Changes
Twist-off design with automatic shut-off valve simplifies filter replacement
Scale Prevention
Polyphosphate protects ice machines and beverage equipment from mineral buildup
Omnipure Quality
Manufactured to strict specifications for consistent performance in commercial and residential applications
Q5686 12" x 2.5" GAC Filter with Phosphate Scale Inhibitor
Coconut shell carbon filtration with polyphosphate for chlorine reduction and scale prevention in beverage equipment, ice makers, and RO systems
Dual-action filtration for chlorine and scale control
Coconut Shell GAC Media
Granular activated carbon removes chlorine taste and odor while allowing higher flow rates than carbon block designs
Polyphosphate Scale Inhibitor
Prevents mineral scale buildup on heating elements and internal components in ice machines and beverage equipment
Twist-Off Valve System
Optional Twist Tap in-head valve automatically shuts off water supply when filter is disconnected for easy replacement without tools
0.5 GPM Flow Rate
Optimized for inline applications including refrigerators, drinking fountains, under-sink systems, and RO pre-filtration
Omnipure Q5686 Technical Details
| Dimensions | 12" L x 2.5" W |
| Filter Media | GAC with Polyphosphate |
| Flow Rate | 0.5 GPM |
| Maximum Pressure | 125 PSIG |
| Maximum Temperature | 100°F |
| Service Life | 2500 gallons or 1 year |
| Connection Type | Q-Series Twist-Off |
Q-Series replacement filter compatibility
The Omnipure Q5686 is a replacement cartridge that requires an existing Q-Series filter head. Compatible with Q-Series heads available in 1/4" Quick-Connect fittings, 1/4" NPT female threads, or 3/8" NPT female threads. Ideal for ice makers, refrigerators, beverage equipment, drinking fountains, under-sink filtration systems, and as pre-filtration in reverse osmosis systems. This filter belongs to the 12-inch Q56xx series of Omnipure proprietary inline filters.
Replacement schedule for optimal performance
Replace Filter Cartridge
Typical household reaches capacity in 10-12 months depending on water quality and usage
Maximum Service Life
Replace the Q5686 cartridge annually even if gallon capacity has not been reached to maintain scale inhibition effectiveness
Early Replacement Indicators
Replace sooner if you notice reduced flow rate, chlorine taste or odor returning, or visible scale buildup on equipment
Chlorine Removal
Coconut shell GAC media effectively reduces chlorine taste and odor
Tool-Free Changes
Twist-off design with automatic shut-off valve simplifies filter replacement
Scale Prevention
Polyphosphate protects ice machines and beverage equipment from mineral buildup
Omnipure Quality
Manufactured to strict specifications for consistent performance in commercial and residential applications
Original: $29.25
-65%$29.25
$10.24Description
Q5686 12" x 2.5" GAC Filter with Phosphate Scale Inhibitor
Coconut shell carbon filtration with polyphosphate for chlorine reduction and scale prevention in beverage equipment, ice makers, and RO systems
Dual-action filtration for chlorine and scale control
Coconut Shell GAC Media
Granular activated carbon removes chlorine taste and odor while allowing higher flow rates than carbon block designs
Polyphosphate Scale Inhibitor
Prevents mineral scale buildup on heating elements and internal components in ice machines and beverage equipment
Twist-Off Valve System
Optional Twist Tap in-head valve automatically shuts off water supply when filter is disconnected for easy replacement without tools
0.5 GPM Flow Rate
Optimized for inline applications including refrigerators, drinking fountains, under-sink systems, and RO pre-filtration
Omnipure Q5686 Technical Details
| Dimensions | 12" L x 2.5" W |
| Filter Media | GAC with Polyphosphate |
| Flow Rate | 0.5 GPM |
| Maximum Pressure | 125 PSIG |
| Maximum Temperature | 100°F |
| Service Life | 2500 gallons or 1 year |
| Connection Type | Q-Series Twist-Off |
Q-Series replacement filter compatibility
The Omnipure Q5686 is a replacement cartridge that requires an existing Q-Series filter head. Compatible with Q-Series heads available in 1/4" Quick-Connect fittings, 1/4" NPT female threads, or 3/8" NPT female threads. Ideal for ice makers, refrigerators, beverage equipment, drinking fountains, under-sink filtration systems, and as pre-filtration in reverse osmosis systems. This filter belongs to the 12-inch Q56xx series of Omnipure proprietary inline filters.
Replacement schedule for optimal performance
Replace Filter Cartridge
Typical household reaches capacity in 10-12 months depending on water quality and usage
Maximum Service Life
Replace the Q5686 cartridge annually even if gallon capacity has not been reached to maintain scale inhibition effectiveness
Early Replacement Indicators
Replace sooner if you notice reduced flow rate, chlorine taste or odor returning, or visible scale buildup on equipment
Chlorine Removal
Coconut shell GAC media effectively reduces chlorine taste and odor
Tool-Free Changes
Twist-off design with automatic shut-off valve simplifies filter replacement
Scale Prevention
Polyphosphate protects ice machines and beverage equipment from mineral buildup
Omnipure Quality
Manufactured to strict specifications for consistent performance in commercial and residential applications



















