Heating & Lighting

(36 results)
Top Fin® Aquarium Hinged Glass Top
7 sizes
(176)
$17.99 - $59.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Compact Aquarium Heater
3 sizes
(463)
$27.99 - $42.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Floating Glass Aquarium Thermometer
(236)
$4.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® Plant 3.0 Bluetooth LED
4 sizes
(58)
$189.99 - $339.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® Submersible Aquarium Heater
(237)
$59.99 - $74.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® AQUASKY LED Aquarium Light - 35 Watt
(46)
$219.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® AQUASKY LED Aquarium Light - 18 Watt
(56)
$159.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Tetra HT Submersible Aquarium Heater
(859)
$31.99 - $36.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqueon® Plant Clip-On Aquarium LED
(4)
$47.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqueon® Clip-On Aquarium LED
(46)
$35.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Current USA Serene ColorPlus LED Light
3 sizes
(52)
$109.99 - $149.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Color-Changing LED Aquarium Light Bar
(188)
$29.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® AQUASKY LED Aquarium Light - 27 Watt
(28)
$199.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Marineland® Visi-Therm Submersible Aquarium Heater
(239)
$49.99 - $64.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqueon Aquatic 5-Watt Flat Aquarium Heater
(53)
$19.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqueon 10-Watt Mini Aquarium Heater
(161)
$24.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Submersible Aquarium Heater
(117)
$39.99 - $51.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aquael Ultra Aquarium Heater
(18)
$54.99 - $77.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® Marine Nano LED Light w/Bluetooth
(6)
$149.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® M-Series Submersible Heater
(150)
$49.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® AquaSky LED Aquarium Light - 12 Watt
(30)
$139.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Aquarium LED Strip Light
4 sizes
(192)
$54.99 - $119.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Marineland® Hidden LED Lighting System
(126)
$86.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Marineland®  LED Aquarium Light Bar
(261)
$74.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Digital Aquarium Thermometer
(162)
$17.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqueon® Betta LED Light
(48)
$21.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqualighter Picosoft Lamp
(6)
$42.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Current USA ColorCast Accent LED Light
2 sizes
(14)
$84.99 - $109.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Aqueon® FXT Optibright Max LED Light
3 sizes
(61)
$129.99 - $179.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Thrive Semi-Aquatic Submersible Heater
(136)
$42.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® Prism Multi-Color LED Spotlight
(18)
$59.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Flexible Nano Aquarium LED Light
(34)
$21.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Flexible Nano Aquarium LED Light
(49)
$27.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Large Strip Thermometer
(27)
$8.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Marina® Floating Thermometer & Suction Cup Aquarium Thermometer
(26)
$4.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
+ 1 more
Marina® Thermosensor Probe Aquarium Thermometer
(8)
$22.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order, thru 8/3*
Enjoy Free Same-day delivery!
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Keeping your fish tank in the most suitable condition for your aquatic pals is important for their overall health and wellbeing. Making sure your aquarium has the necessary amount of light and correct water temperature is imperative to helping your fish thrive. At PetSmart, we offer a wide range of climate-control solutions, timers and lighting options designed for aquariums of every size. With submersible heaters and heater holders, reliable and accurate thermometers, LED lights and lamps, plus premium fluorescent hoods, our fish tank heating and lighting collection makes it easy to help your fish and plants live long, healthy lives.
Whether you’re looking for a fish tank heater or fish tank lights, we have it all. PetSmart offers a variety of different aquarium heating and lighting options and accessories, including:
Need something else for your finned friend or aquarium? PetSmart has you covered with a large selection of the best fish supplies, like fish foodtanks and aquariums, and so much more.
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.