Mars Hydro Premium Warranty

We follow strict development guidelines and quality standards and we fully stand behind our products. If you ever do have and issue with your unit we will resolve it quickly with our unbeatable customer service. We offer a 2 year extensive warranty on every grow light we carry. Buy with confidence,buy Mars Hydro.

Warranty Procedure

Disclaimer:If the light has been tampered with or it is found that the damage is caused by the customer,there will be a repair fee associated with the return of your product. If the warranty seal is broken without our consent,your warranty becomes null and void. If damage has been caused by abnormal use,neglect (such as dripping water),wrong input voltage,dropping or breaking the light,disassembling of the light,etc,the warranty is void. Warranty coverage is ultimately left to the discretion of Mars Hydro. We reserve the right to refuse warranty repair or replacement service to anyone.

Grow Light Repairs

For minor repairs such as a power supply and LED board replacement,please contact us with a picture of the underneath side of the light with the unit on “Showing the lights are on”.

We offer two solutions:

  1. Work with us online to diagnose the issue and allow us to send free replacement parts
  2. Send us your grow light to our repair center and we can resolve the issue for you.

None grow light

Items sold by Mars-hydro other than LED Grow lights are final sale unless defective or damaged when received.

Warranty Replacement

In the event that the new replacement part does not correct the problem,or there is a more complex problem,the light will be replaced. As for the replacement,we will send you a return label and RMA to ship the defective product back,and after it has been received we will send out a new replacement unit to you. The defective unit must be returned in its original packaging and box. If any part is missing or damaged,the sender will be charged additional fees for those parts or blemishes.

Shipping Damage On Arrival

Before you sign for your package,you need to verify that the light is in good condition. If the light was damaged in shipping,you need to help us by filing a claim of negligence against the shipping company and get it returned to us by refusing to sign for the lights. Once we get the damaged light,we will reship a new unit to you. If it is only a small problem,you can sign it,and we will give you some refund 10~20USD or we can give you some discount (5%~10%) on your next order.

Specifics of warranty procedures

We are only responsible for problems that arise through no fault on your part. If any problem should arise,please email us or call us first. We will provide you with instructions on how to proceed. Please do not open the light without our permission. Because we are in China,our service would be different from your local service shop. Please take note of that. The following are some details.

1. Power supply,fans. VDE,power cord,bulbs,etc. We can ship new replacement parts to you at no charge,or simply send the light to our repair center and we will professional replace the failing part. The first year we ship the replacement parts to you at no charge,the second year,we give you replacement part at no charge,but you will need to pay the shipping charges.

2. LED burnt out:It will not influence the other bulbs as each of our led bulbs has it’s own protective diode. We will send new replacement diodes,or simply send the light to our repair center and we will professional replace the LED’s.

3. If you cannot determine the problem,please ship the light back to us and we will repair it. The first 3 months,we cover the shipping&repair charge.The first year(more than 3month) you will be resposible for shipping charges to the repair center;The second year,you will be responsible for the shipping to/from repair center,repair charge and additional parts if needed.

Grow light service &parts price list

Below is the guideline to ordering parts or service after your warranty has expired. We stock 99% of all parts at each of our global service centers.

Item No.LEDsPowersupplyPCB with LEDSReflectorFansCableShippingLabor
MARSⅡ 1600$0.5/pc$14/pc$214X$6/pc$6/pc$39$50
MarsProII CREE128X$25/pc$47/pc$3.5/pc$6/pc$6/pc$27$32
MarsProII CREE256X$25/pc$94/pc$3.5/pc$6/pc$6/pc$35$43
MarsProII Epistar160X$25/pc$78/pc$3.5/pc$6/pc$6/pc$29$39
MarsProII Epistar320  X   $25/pc$78/pc$3.5/pc$6/pc$6/pc$39$43

*Please note:the pcb price do not included the leds

World Wide Service Centers:USA,UK,Germany,Australia,Canada,Czech RepublicIf you have any issues with your product simply email us @ We will respond within 24 Business hours.First Year WarrantyFull light warranty(from the tracking delivery date),under normal use.
A:If you have any issues within 3 months under normal use,we will send you the replacement parts OR return it to our service center (we will cover the shipping fee to/from our service center),we will cover the repair charge(if no additional replacement parts needed)
B:After 3 months and less than one year,if the light has problem and you do not choose fix the light in house,you will be resposible for shipping charges to the service center(we will cover the return shipping fee),we will cover the repair charge(if no additional replacement parts needed)Second Year WarrantyDuring your second year we can offer any parts needed to repair your light.Free parts Conditions listed below.

A:Up to 20% of LED diodes
B:Up to 30% of the power supplies
C. You can choose to have your light repaired at one of our service centers,however you will be responsible for the shipping charge to/from,repair charges,and additional parts if needed.

** If additional parts are needed you may have to purchase additional parts/shipping depending on the case.Post Warranty Service &partsAfter your warranty has expired your welcome to send your light in for repairs or purchase parts from us directly. You will be responsible for the shipping and parts costs for the repair or serviceAdditional Service: According to the feedback from our distinguished customers,some lights are not available to send to the service center for warranty repairing when in significant growing stage. MARSHYDRO would like to offer used replacement lights in order to make the repair proceed temporarily.Used replacement lights conditions listed blow: A: MARSHYDRO will charge the deposit before sending the replacement light out.
B: Customer will cover shipping fee of the replacement light to & from the service center. 
C: Customer must send back the replacement light in one week after received the fixed light.
D: MARSHYDRO will full refund the deposit if the replacement light is in good condition. .