All Water Types pH Level Aquarium Controllers
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- Pre-Owned · Neptune$1,100.00or Best OfferFree shipping
- $80.74Was: $94.99was - US $94.99or Best Offer$11.95 shipping9 watching
- $97.74Was: $114.99was - US $114.99or Best OfferFree shipping22 watching
- $59.49Was: $69.99was - US $69.99or Best OfferFree shipping
Pre-Owned · Neptune Systems$150.00or Best Offer$6.97 shipping- Pre-Owned · Neptune Systems$450.00or Best Offer$7.30 shipping
- Pre-Owned · Neptune Systems$232.50$16.58 shipping10 bids6h 7m
- Brand New · Neptune Systems$844.99Free shipping
- Pre-Owned · Neptune Systems$159.00Free shipping10 watching
- $174.40Free shipping
- Pre-Owned · Neptune Systems$450.00$31.75 shipping0 bids5d 10h
- $125.00or Best Offer$22.45 shipping14 watching
- $174.40Free shipping25 sold
- $450.00or Best Offer$25.00 shipping14 watching
- $144.50Was: $170.00was - US $170.00or Best OfferFree shipping
- $63.74Was: $74.99was - US $74.99or Best OfferFree shipping25 watching
- $149.95$23.95 shipping385 sold
- Brand New · Neptune Systems$475.99or Best Offer$20.00 shipping0 bids8h 45m
- Pre-Owned · Neptune$4.95$11.71 shipping1 bid4d 15h
- Brand New · Milwaukee$150.00or Best Offer$9.91 shipping
- Pre-Owned · Neptune Systems$179.00or Best Offer$11.71 shipping
- $299.99$14.99 shipping
- AUTHORIZED DEALER - FULL WARRANTY - FAST FREE SHIPPINGBrand New · Milwaukee$174.40Free shippingOnly 1 left!
- $11.99Free shipping
- $89.00$6.29 shipping
- $59.99$10.00 shipping54 sold
- Brand New · Unbranded$161.90or Best Offer$6.90 shippingOnly 1 left!
- Pre-Owned · Neptune Systems$1,199.99$59.45 shipping
- $145.00or Best Offer$10.12 shipping
- $262.99$5.85 shipping
- $157.95Free shipping
- $53.97Was: $59.97was - US $59.97or Best Offer$5.02 shipping
- $362.27$42.75 shipping
- $19.99or Best Offer$2.99 shippingOnly 1 left!
- $370.00or Best OfferFree shipping
- $89.99Free shipping79 sold
- $19.99or Best Offer$2.99 shipping
- $15.99Free shipping57 sold
- $32.99or Best Offer$1.99 shipping
- $9.99Free shipping
- $169.00$50.00 shipping13 watching
- Pre-Owned · Neptune Systems$139.99$5.99 shipping
- $99.99Trending at $124.97$19.60 shippingOnly 1 left!
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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