Unmatched versatility with 10 customizable time functions
The GEYA GRT8-M 16A multifunction timer revolutionizes timer technology by offering 10 distinct functions tailored to comprehensive control. Whether managing power-initiated tasks or signal-based operations, it offers unparalleled flexibility for a variety of applications. Designed with precision in mind, the device offers a latching relay function, five power-controlled timing modes, and four signal-controlled timing modes. This makes it ideal for synchronizing electrical appliances, motors, pumps, and lighting systems, ensuring optimal operational efficiency.
Ultra-wide time range for ultimate precision
With a time scale ranging from 0.1 second to an impressive 10 days, the GRT8-M relay seamlessly adapts to complex timing requirements. The time range is divided into 10 settings, ensuring precision and clarity for every operation. Users can easily fine-tune their tasks using the intuitive potentiometer, which allows for quick adjustments. Whether you need to delay activation or maintain repeatable cycles, this relay provides precise control without unnecessary complexity.
Reliable and efficient in any environment
The GRT8-M time relay offers exceptional performance across a wide AC/DC voltage range from 12 V to 240 V. Regardless of the power source, it offers consistent performance, ensuring unmatched reliability in changing conditions. With a robust 16 A current rating, it handles demanding applications in heating systems, motor drives, and industrial installations. Furthermore, rigorous compliance with EN 61812-1 and IEC 60947-5-1 standards ensures safety and durability during use.
Compact but packed with features
Despite its compact, single-module, DIN-rail-mounted design, the GRT8-M is designed with high functionality in mind. Its flat front panel features a clear LED display that displays real-time status, enabling hassle-free monitoring. The setup process is simple, aided by rotary switches and standard adjustment tools. This practical design not only saves space but also enhances installation convenience, making it an ideal choice for a wide range of applications.
Durable construction for long-lasting use
Designed to withstand a wide range of operating conditions, the relay operates efficiently in temperatures ranging from -20°C to +55°C. Additionally, it boasts an IP40 front panel rating and IP20 terminal protection, ensuring resistance to potential hazards. With a mechanical life of 10 million cycles and an electrical life of 100,000 cycles in AC1, the GRT8-M relay guarantees reliable, long-lasting functionality, even with continuous use. Its robust construction minimizes downtime and maintenance requirements.
The perfect combination of innovation and practicality
The GEYA GRT8-M combines advanced technology with intuitive features, providing unparalleled versatility. Designed for both professionals and beginners, it supports countless operating scenarios, such as fan control, pump management, and lighting automation. This multifunctional relay is not only essential in modern industry but also a key solution for home automation. If you’re looking for a reliable and efficient timer, the GRT8-M is undoubtedly the best choice. 
How to set the time? Wiring diagram
for the GRT8-M timer relay, 10 functions. Connection example.
Д***ч –
Works. I use F-delay shutdown mode on the dynamic brake machine. Used rt-10 12-240 before, but it burned out a month later. Maybe I placed it close to a constantly working starter and it overheated. The case is heated, as it consumes several watts. I recommend the seller.
AliExpress Shopper –
Thanks.
Z***c –
Thank you very much!!!
A***y –
5 + predictably excellent quality product
The seller is reliable, the goods shipped quickly, the delivery by the MysExpress in 2 weeks.
m***u –
Works perfectly, very good article. Thank you. Thank you.
S***r –
Privit. Delivery shwidka. Sell to make shvidko hanging. Relay on the vase lung. Testing in all modes. For good
D***r –
Alles OK.
S***v –
It’s good
a***r –
Delivered quickly.
Checked.
Works.
Already installed in the shield. Will stop the gas generator after the voltage appears in the network.
I recommend to purchase.
C***a –
Very quality product, brand advised
U***r –
I will describe everything, katsap is sigh
R***k –
Puerred bagatofunctionalny reuchna. Having married two pieces in reserve.
S***b –
Duge Shvidka shipping to Ukraine. Duje’s good. I recommend the store for all, and I will sell my daughter.
S***v –
Still not tested ,but I hope everything will work fine. Shipping was under two weeks (Bulgarian).
И***r –
Good quality module. All as described. The parcel arrived pretty quickly. I haven’t checked it yet but I recommend the seller.
AliExpress Shopper –
All Super! Was it important for the recommendation of the telegrams of the Channel? There are all these stars and propositions on them!
Б***ч –
Easy to set up, immediately applied in work
C***T –
conforme
Т***ч –
Good relays with wide capabilities
D***s –
Perfectno
F***i –
very good product
one disadvantage is the wire terminals was very tiny also crew head small as well.
AliExpress Shopper –
All good, I recommend. Shipping 10 days China-Ukraine
A***h –
Parts received and ready to install
AliExpress Shopper –
Everything works. Checked.
S***e –
All norms
A***y –
Good quality product as described 5 +
The seller is reliable, the product sent quickly 5 +
I recommend this product.
V***i –
Having rejected for two Tizhni, for what more not a sense, I will be used for consumer, and Poki for my hour. On the viglyad yakisne.
AliExpress Shopper –
Works great! Tested most of the modes, all worked well.
I***o –
Works normally 5 +
Clas
К***ч –
Didn’t work even 14 days! It broke! Once again I am convinced that alliexpress is a cesspool! All products are crap!
g***r –
Fast delivery, the timer is already connected to the system, it does what it was supposed to do 🙂 I recommend the GEYA accessories
A***s –
Excelente
N***n –
All the good vikhalo without the poskozhen was kept to the daughter.
p***p –
Delivery shvidka 2-3 tizha. In robots not viprobovan
P***k –
Delivery shwidka. I will describe it.
F***s –
Super top, simple, functione perfectly.
V***v –
Everything is fine: fast delivery, it performs its functions. I advise.
A***V –
Shvidka delivery. The hour relay is easy to mount on the rail, it is easy to set up. Vstruktsiya. Packaging nadiin.
S***t –
Arrived pretty fast, and it comes with a screwdriver, it’s nice to care
V***y –
The sloveny came to Ukraine even more than shvidko, about 12 days! Yakiste is normal. Seller recommend!
AliExpress Shopper –
Perfectly packaged, good relay
Y***k –
Fast delivery. 10 days. Matches the application externally. Did not check.
L***e –
Compliant works normally.
d***r –
The zamovlenni came shvidko, the Garno was packed with istruktsiya in English language. Budemo tesquati. My uncle’s virobnik, that seller.
f***i –
A
N***k –
Excellent version similar to TM1 Lovato. everything works.
In the set there is a screwdriver, quite stupid, weak handle.
The main thing is that everything works.
К***р –
The relay works, the algorithm I need works out.
a***a –
This is not the first time I have taken this relay. The delivery is fast, there is a small screwdriver for customization.
F***a –
very nice seller
A***h –
Parts received and ready to install
S***s –
I bought 2 last year, after a few months it broke down (it may happen, there is nothing that does not break). I contacted the store, asked for a video to stop the malfunction and then made the exchange.
W***r –
Great Service & Trade to NZ.. Cheers
G***z –
It fulfills its function and works well, the quality is low but you cannot order more for the price.
A***h –
Parts received and ready to install
F***Z –
I thought it didn’t work but connected it wrong, it works perfect
O***i –
👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌👌
l***l –
Everything as described
S***v –
It’s good
D***h –
I will describe it very much. Whiglyadak good. Shvidka delivery. Came without a poskozhen. Came around the place. All OK.
U***r –
I will describe everything. Katzap all sigh.
C***r –
It arrived on time, nicely packed, tried on, everything is ok, thank you to the seller.
К***ч –
I checked everything works, the time is set exactly, of course not up to a second, but at large intervals this is not necessary! The delivery is fast.
Ш***ч –
Good!
T***i –
Everything as described
B***s –
Everything perfect, good presentation, well packed and very fast, seller of total confidence, I will surely buy again.
Ш***ч –
Good!
S***v –
It’s all good. The delivery is fast, the package is fine, the quality of the relay is decent, everything is as it should be. We will use.
m***r –
All Besens
S***s –
The relays came quickly, the package is whole. Checked only in Mode A, work well.
P***r –
Sent very quickly. Fast delivery. Very high quality timer. Contacts for 16 amperes. The quality of the materials is excellent.
a***r –
Great product I will definitely buy more from this seller
Great value for money…
y***i –
👍
AliExpress Shopper –
Delivery by Shvidko Ukrainian. Jakice relay vitrimoks hour. I’m not even better. Chudov spidnoshennya tsyna/yakiste.
E***E –
Excelente
S***v –
It’s good
V***y –
Good voltage relay. Everything works right. Well packed you can take more. I recommend the seller. It’s all great.
AliExpress Shopper –
Everything ok
AliExpress Shopper –
Chudovsky programming timer hour. For a little vikrutka seller.
AliExpress Shopper –
Very good product. Already bought a year ago and still works perfectly. Easily replaces any type of timer at a much plus accessible price. Does not make any operating noise
O***o –
Buy to make out the shvidko. They didn’t screw up the tsyla, she was not bruised. I don’t think pratsyu
S***T –
Received quickly but not yet tested
7***r –
The parcel arrived within the specified time frame. Instruction in English. Haven’t connected yet, I can’t tell you how it works
C***t –
It works very, it is easy, the precision of the seconds is not perfect, you put 20% and really 17% approx, but good it fits manually, at the moment very well
M***N –
Everything is fine👍
AliExpress Shopper –
Working as expected. Only modes A and E were tested in my application
P***v –
All is good, the goods are supplied to Ukraine for two Tizhnya. Packaging, overturning everything. Can be coupuvati.
v***r –
Sell shvidko a true product. The delivery itself is the same. The product is the same. Seller recommend this product
В***н –
Sell shvidko a true product. The delivery itself is double shvidka two tizhni. The product is the same. Seller recommend
S***d –
Fast delivery, the seller put the screwdriver for adjustment.
L***B –
All OK, shvidka shipping, no more connecting.
AliExpress Shopper –
No way to check. Very good looks
N***n –
They kept good without posskozhen for the uncle of the sellers, the cool relay could be crazy for avomatics.
T***e –
As described. Have used earlier same item. This time I ordered wrong. Should have ordered grt8-m2 instead. Ordering new one also.
AliExpress Shopper –
Very good product very versatile
AliExpress Shopper –
Barzo doyde! Айайайакакакайайайаксйсйсййсйсйдйдйдйдйдйдйдйдйдйдйдйдйдйдйфйййййййдййдйдйдйдйдйдйййдйдйдй
М***ч –
Installed, works great. Respect.
J***a –
Okay, super kvalita.
P***M –
Super operation, corresponds to Knife expectations.
c***a –
Works well
A***v –
Duge yakiznev Relay hour. Shvidka shipping