All Water Types pH Level Aquarium Meters & Controllers
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Pre-Owned · Neptune Systems$350.00or Best Offer$15.43 shipping- Pre-Owned · Neptune Systems$239.00or Best Offer$10.88 shipping
- $56.24Was: $74.99was - US $74.99or Best OfferFree shipping26 watching
- $450.00or Best Offer$25.00 shipping15 watching
- $130.00Free shipping
- Brand New · Neptune Systems$94.99Free shipping
- $139.99or Best Offer$9.95 shipping
- Brand New · Neptune Systems$844.99Free shipping
- Pre-Owned · Neptune Systems$394.99or Best Offer$37.00 shipping21 watching
- $99.99$19.60 shippingOnly 1 left!
- Pre-Owned · Neptune Systems$320.00$14.99 shipping
- $135.00Free shipping
- $86.24Was: $114.99was - US $114.99or Best OfferFree shipping20 watching
- $71.24Was: $94.99was - US $94.99or Best OfferFree shipping9 watching
- $127.50Was: $170.00was - US $170.00or Best OfferFree shipping
- Brand New · Unbranded$79.64$5.00 shippingOnly 2 left
- $148.99Free shipping
- AUTHORIZED DEALER - FULL WARRANTY - FAST FREE SHIPPINGBrand New · Milwaukee$130.00Free shippingOnly 1 left!
- Pre-Owned · Neptune Systems$1,199.99$47.30 shipping
- $174.40Free shipping25 sold
- $69.99Free shipping
- Pre-Owned · Neptune Systems$179.00or Best Offer$10.67 shipping
- $11.99Free shipping
- $125.00or Best Offer$19.50 shipping11 watching
- $89.00$6.82 shipping
- Brand New · Unbranded$161.90or Best Offer$6.90 shippingOnly 1 left!
- $390.00or Best OfferFree shipping
- $53.97Was: $59.97was - US $59.97or Best Offer$4.71 shipping
- $145.00or Best Offer$10.12 shipping
- $52.49Was: $69.99was - US $69.99or Best OfferFree shipping
- Brand New · Unbranded$90.60or Best Offer$10.65 shipping
- $59.99$10.00 shipping54 sold
- $80.00or Best OfferFree shipping86 sold
- $15.99Free shipping57 sold
- $89.99Free shipping79 sold
- $19.99or Best Offer$2.99 shipping
- Pre-Owned · Neptune Systems$199.00or Best OfferFree shipping11 watching
- $39.99Free shipping
- Brand New · Unbranded$151.21$36.29 shipping
- $32.99or Best Offer$1.99 shipping
- $360.39$41.61 shipping
- $9.99Free shipping
- $79.99Free shipping78 sold
- $169.00$50.00 shipping13 watching
- New (Other) · Unbranded$19.46or Best Offer$26.69 shipping
- Brand New · Unbranded$29.74Was: $33.04was - US $33.04Free shipping
- $144.33Free shippingOnly 1 left!
- Brand New · Unbranded$71.32or Best OfferFree shipping
- Brand New · Neptune Systems$13.95Free shipping7 watching
- Pre-Owned · Unbranded$16.12Was: $26.86was - US $26.86or Best Offer$5.99 shipping
- $125.95$23.95 shipping384 sold
- $49.99$6.55 shipping
Review highlights
Recommended by our customersCan't buy China products anymore
By krislewis
Sure I can buy a pH meter from China for 1/2 the price, but the reliability of the electronics, and constant failure of... see all reviews
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