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Probes & Accessories

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  • MQ-200 Quantum Separate Sensor with Handheld PAR Meter

    322 Reward Points

    Regular Price: $379.99

    Special Price: $322.99

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  • Lab Grade Conductivity/Salinity Probe - Neptune Systems

    124 Reward Points
    $124.99
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  • ORP Probe - Neptune Systems

    Starting at: $69.99

  • PINPOINT ORP Replacement Probe

    63 Reward Points

    Regular Price: $74.99

    Special Price: $63.74

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  • BRS Lab Grade ORP Probe

    48 Reward Points

    Regular Price: $69.99

    Special Price: $48.99

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  • pH Probe - Neptune Systems

    Starting at: $44.99

  • BRS Lab Grade pH Probe

    41 Reward Points

    Regular Price: $59.99

    Special Price: $41.99

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  • PINPOINT pH Replacement Probe

    38 Reward Points

    Regular Price: $44.99

    Special Price: $38.24

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  • Temperature Probe - Neptune Systems

    29 Reward Points
    $29.99
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  • Low-Profile Advanced Leak Detection Probe - Neptune Systems

    29 Reward Points
    $29.99
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  • Solid Surface Advanced Leak Detection Probe - Neptune Systems

    29 Reward Points
    $29.99
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  • Vertex Sensor-Mag XD Probe Holder

    27 Reward Points

    Regular Price: $31.99

    Special Price: $27.19

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  • Vertex Sensor-Mag Probe Holder

    25 Reward Points

    Regular Price: $29.99

    Special Price: $25.49

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  • Temp Probe (For Elite) - Digital Aquatics

    21 Reward Points

    Regular Price: $24.99

    Special Price: $21.24

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  • Vertex Titanium Grounding Pole

    12 Reward Points

    Regular Price: $14.99

    Special Price: $12.74

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  • BRS pH/ORP Probe Storage Solution 16 oz

    11 Reward Points

    Regular Price: $12.99

    Special Price: $11.04

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  • Vertex Sensor-Mount

    10 Reward Points

    Regular Price: $11.99

    Special Price: $10.19

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  • JBJ Digi-Temp2 Thermometer and Probe

    9 Reward Points

    Regular Price: $10.99

    Special Price: $9.34

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  • BRS pH/ORP Probe Tip Soaker Bottle

    3 Reward Points

    Regular Price: $3.99

    Special Price: $3.39

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