Aquarium Meters & Controllers
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- Pre-Owned · Neptune$70.92$11.40 shipping0 bids2d 9h
- COOL TOUCH and QUIET OPERATION SOLENOID! ON SALE NOW!!Brand New · Aquatek$45.99Free shipping4,210 sold
- Pre-Owned · Neptune Systems$52.00$8.24 shipping3 bids1d 7h
$339.95Free shippingOnly 1 left!- Brand New · Unbranded$21.99or Best OfferFree shipping
- $6.29 to $16.99Free shipping1,397 sold
- $112.50$14.75 shipping4 bids1d 6h
- Brand New · Unbranded$1.99Free shipping4,943 sold
- Brand New · Tunze$94.99or Best Offer$7.96 shipping
- $8.99Free shipping357 sold
- Brand New · Unbranded$12.05Was: $12.96was - US $12.96or Best OfferFree shipping112 sold
- $179.99or Best Offer$8.71 shipping
- $8.17Free shipping386 sold
- $200.00Free shipping
- $93.75Was: $125.00was - US $125.00Free shipping30 watching
- $125.00$15.80 shipping2 bids3d 16h
- Brand New · Tunze$129.99Free shipping
- Brand New · Unbranded$1.95Free shipping649 sold
- Brand New · Unbranded$1.99 to $4.99Free shipping446 sold
- $19.99 to $59.99Free shipping
- $300.00$15.80 shipping0 bids3d 15h
- $17.89Free shipping3,833 sold
- $229.99Free shipping9 watching
- $775.00or Best OfferFree shipping
- $169.99Free shipping
- Brand New$50.48Free shipping
- $175.00$6.29 shipping4 bids1d 13h
- Pre-Owned · Neptune Systems$500.00$13.76 shipping
- $127.61or Best Offer
- $218.75or Best Offer$21.88 shipping12 watching
- $20.99Was: $27.99was - US $27.99or Best OfferFree shipping144 sold
- $56.24Was: $74.99was - US $74.99or Best OfferFree shipping26 watching
- $13.59Was: $15.99was - US $15.99$3.98 shippingOnly 1 left!
- Pre-Owned · Neptune$199.99Free shipping
- $9.99Free shipping
- $11.79Free shipping926 sold
- $139.99Free shippingOnly 2 left
- Brand New · Neptune Systems$299.99Free shipping11 watching
- $18.99or Best OfferFree shipping98 sold
- $71.24Was: $94.99was - US $94.99or Best OfferFree shipping9 watching
- Pre-Owned · Neptune Systems$89.99or Best Offer$8.00 shipping
- Pre-Owned · Neptune Systems$450.00or Best Offer$18.37 shipping
- Brand New · Red Sea$449.00Free shipping
- Brand New · Neptune Systems$49.00$6.36 shipping
- $143.00$7.79 shipping3 bids3d 18h
- Brand New · Neptune Systems$619.99Free shipping
- $203.97Free shippingOnly 1 left!
- Pre-Owned · Neptune Systems$50.00or Best Offer$8.40 shipping
- Brand New · Neptune$299.99or Best Offer$15.43 shipping
- Brand New · Neptune Systems$844.99Free shipping
- Pre-Owned · Neptune Systems$285.00Free shipping4 bids1d 5h
- $7.25Free shipping
- Brand New · Hagen$8.49Trending at $14.99Free shipping29 sold
- $54.99Free shipping
- $25.99or Best Offer$6.30 shipping
- $50.00or Best OfferFree shipping
- Pre-Owned · Neptune Systems$137.50Free shipping4 bids1d 6h
- $9.99Free shipping
- $119.99or Best Offer$10.00 shipping
- $34.96Was: $38.00was - US $38.00or Best OfferFree shippingOnly 1 left!
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- 100% agree - Would recommend$7.95 New
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
Verified PurchaseFantastic Quality and Reliability
By tobin190
Received item very quick and it was in perfect condition. I’ve been using it for a week now and it has been super easy t... see all reviews
Verified Purchase
