Tester replacement parts

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Hanna HI1271 pH Electrode for HI98115 GroLine - GrowDudes

Hanna Instruments Hanna HI1271 pH Electrode for HI98115 GroLine

$37.95

Hanna Probe PHEP4 & PHEP5 & Combo HI73127 - GrowDudes

Hanna Instruments Hanna Probe PHEP4 & PHEP5 & Combo HI73127

$88.95

Hanna HI1285-7 pH / EC / TDS Probe for HI9814 - GrowDudes

Hanna Instruments Hanna HI1285-7 pH / EC / TDS Probe for HI9814

$169.95

Hanna Probe HI1285-8 for HI9813-5, HI9812-5 & HI9811-5 - GrowDudes

Hanna Instruments Hanna Probe HI1285-8 for HI9813-5, HI9812-5 & HI9811-5

$175.00

Hanna Probe HI1285-6 - GrowDudes

Hanna Instruments Hanna Probe HI1285-6

$189.95