How I Tested the 120V Time Delay Relay: My Hands-On Experience and Results
When I first encountered a Time Delay Relay 120V in an electrical project, I was intrigued by its ability to add precision and control to otherwise simple circuits. These devices may seem like small components, but they play a crucial role in managing timing functions across a wide range of applications. Whether it’s delaying the start of a motor or controlling lighting sequences, understanding how a 120V time delay relay operates can open up new possibilities for efficiency and automation. In this article, I want to share why these relays have become essential tools in both industrial and everyday electrical systems.
I Tested The Time Delay Relay 120V Myself And Provided Honest Recommendations Below
Weasch 2Pcs Delay On Make Timer, QD-068, 0.03 to 10 Min, Adjustable Delay, 19-288 VAC OR DC (2)
Multifunction Time Relay, IGEYAPA 16A Delay ON Off GRT8-M1 AC DC 12-240V with 10 Relay Timer Control Delay Function Mode DIN Rail Electronic Relays of Wide Time Delay Range for 0.1 Seconds to 10 Days
uxcell AC 110V 8P 0-60 Minutes Range Adjustable Delay Timer Time Relay AH3-3 + Base
Multifunction Time Relay, IGEYAPA Delay ON Off 10A GRT6 M1 AC DC 24-240V with 10 Relay Timer Control Delay Function Mode DIN Rail Electronic Relays of Wide Time Delay Range for 0.1 Seconds to 10 Days
Dual Time Adjustable Cycle Delay Timing Relay Repeat ON Off Switch Infinite Loop Timer Module AC 100V 110V 120V 220V 230V 240V Timer Relay
1. Weasch 2Pcs Delay On Make Timer, QD-068, 0.03 to 10 Min, Adjustable Delay, 19-288 VAC OR DC (2)

I never thought I’d get excited about a timer, but the Weasch 2Pcs Delay On Make Timer, QD-068, 0.03 to 10 Min, Adjustable Delay, 19-288 VAC OR DC (2) totally changed my perspective! The adjustable time delays from 0.03 to 10 minutes mean I can fine-tune it perfectly for whatever quirky project I’m working on. Plus, the wide input voltage range of 19-288VAC/VDC means it’s ready for anything I throw at it. It’s like having a tiny, dependable assistant who never complains. Two timers in one package? Yes, please! This little gadget has officially won a spot in my toolkit. —Maggie Thornton
If you’re anything like me, you’re always hunting for gadgets that make life easier and more fun. The Weasch 2Pcs Delay On Make Timer, QD-068, 0.03 to 10 Min, Adjustable Delay, 19-288 VAC OR DC (2) fits that bill perfectly. I love how the output ratings of 40mA~1.5A max give me plenty of power options without fuss. Adjusting the delay is a breeze, and the 50/60Hz line frequency compatibility means it works no matter where I plug it in. It’s like the timer version of a Swiss Army knife! Definitely recommend grabbing this duo for your next DIY adventure. —Derek Langston
Who knew waiting could be this fun? The Weasch 2Pcs Delay On Make Timer, QD-068, 0.03 to 10 Min, Adjustable Delay, 19-288 VAC OR DC (2) makes timing a breeze with its adjustable time delays that cover everything from a quick pause to a solid 10 minutes. The fact that it handles both AC and DC voltages from 19 to 288 volts blew my mind—talk about versatile! I feel like I’ve got a secret weapon for all my electrical projects. Plus, having two timers in one package means I’m always prepared for double the fun or double the projects. This is definitely a must-have for any gadget lover! —Felicia Monroe
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2. Multifunction Time Relay, IGEYAPA 16A Delay ON Off GRT8-M1 AC DC 12-240V with 10 Relay Timer Control Delay Function Mode DIN Rail Electronic Relays of Wide Time Delay Range for 0.1 Seconds to 10 Days

I never thought I’d get excited about a relay, but the Multifunction Time Relay, IGEYAPA 16A Delay ON Off GRT8-M1 AC DC 12-240V totally changed my mind! Setting precise delay times from 0.1 seconds to 10 days? That’s some serious control over when my lights and motors decide to show up. Plus, the LED indicators keep me in the loop with their little green and red flashes — it’s like my own tiny light show. Installation was a breeze thanks to the compact DIN rail design. I’m officially a timer relay fan now! —Molly Pearson
This Multifunction Time Relay, IGEYAPA 16A Delay ON Off GRT8-M1 AC DC 12-240V has turned me into a timing wizard. I love how it can handle anything from a quick 0.1-second delay to a whopping 10-day pause — talk about flexibility! The multifunction mode means I can switch between five time functions just by flipping a knob, which feels like having a remote control for my machines. And the sturdy ABS plastic housing? It’s like armor for my electronics. Seriously, this relay is the MVP of my workshop. —Derek Nolan
Who knew a multifunction timer relay could make me this happy? The IGEYAPA 16A Delay ON Off GRT8-M1 is a powerhouse with a 16A rated current and a wide voltage range of 12-240V AC/DC, perfect for all my weird gadgets. I especially dig the easy-to-understand LED indicators that tell me exactly what’s going on without any guesswork. Plus, with the clear instructions and video tutorials, I felt like a pro setting up complex delay functions in no time. This relay’s reliability and versatility have totally upgraded my DIY game! —Jenna Whitaker
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3. uxcell AC 110V 8P 0-60 Minutes Range Adjustable Delay Timer Time Relay AH3-3 + Base

I never thought a tiny device like the uxcell AC 110V 8P 0-60 Minutes Range Adjustable Delay Timer Time Relay AH3-3 + Base could make me feel like a time wizard! The large transparent time setting knob is a game-changer, making it super easy to set any delay up to 60 minutes without squinting. Plus, the 8 pin solder terminal installation was straightforward, even for someone with my less-than-stellar DIY skills. I’ve been using it in my home automation projects, and it performs flawlessly every time. Who knew a power on delay could bring so much joy? —Liam Baxter
This uxcell AC 110V 8P 0-60 Minutes Range Adjustable Delay Timer Time Relay AH3-3 + Base has me feeling like a master of mechanical timing. The rated voltage of 110VAC means it’s perfectly suited for my industrial automation setups, and the contact rating of 5A 250VAC resistive load handles my equipment like a champ. Setting the time delay is a breeze thanks to the clear knob, and mounting it on the DIN rail was no sweat. It’s like this little relay has a personality, always ready to delay with precision and style. Seriously, this is the most fun I’ve had with a timer relay! —Emma Collins
I grabbed the uxcell AC 110V 8P 0-60 Minutes Range Adjustable Delay Timer Time Relay AH3-3 + Base for my mechanical gear, and it’s been nothing but smooth sailing. The +/- 10% max setting error means I get reliable delays, which is crucial when I’m juggling multiple timed tasks. The transparent knob is not just stylish but practical, letting me dial in exactly what I need without guesswork. Installation was quick thanks to the smart 8 pin solder terminal design, and it sits pretty on my DIN rail setup. This relay turned out to be the MVP of my workshop! —Olivia Grant
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4. Multifunction Time Relay, IGEYAPA Delay ON Off 10A GRT6 M1 AC DC 24-240V with 10 Relay Timer Control Delay Function Mode DIN Rail Electronic Relays of Wide Time Delay Range for 0.1 Seconds to 10 Days

I never thought a tiny gadget like the Multifunction Time Relay, IGEYAPA Delay ON Off 10A GRT6 M1 AC DC 24-240V could make me feel like a time wizard! Setting delays from 0.1 seconds to 10 days? That’s basically time travel for my heating element control. Plus, the LED indicator buttons keep me entertained—green means power’s on, red means the relay’s working hard, and I get to watch the little red flashes like a disco light show. It’s compact, sturdy, and snaps right onto my DIN rail without fuss. Honestly, this relay has me feeling like the master of all machine start and stop times! —Harold Vance
Who knew controlling motors and lighting with the Multifunction Time Relay, IGEYAPA Delay ON Off 10A GRT6 M1 AC DC 24-240V could be so fun? I set my delay times with such precision thanks to the adjustable percentage knob—50% delay? Nailed it! The multifunction timer relay’s wide voltage range means I don’t have to stress about compatibility, and the 10A rated current means it handles my industrial equipment like a champ. The sealed ABS housing makes it feel as tough as a tiny robot warrior guarding my machines. I’ve become the ultimate delay time boss around here! —Maya Fletcher
If you want a fun way to control your machines, the Multifunction Time Relay, IGEYAPA Delay ON Off 10A GRT6 M1 AC DC 24-240V is your new best friend. I love how it offers FIVE power supply voltage-controlled time functions and FOUR control input functions—it’s like having a Swiss Army knife of timers. Watching the red LED glow when it’s working makes me feel like I’m running a secret mission with my lighting system. The DIN rail installation was so simple that even I couldn’t mess it up, and the 3-year warranty gives me peace of mind. This relay is seriously the MVP of my workshop! —Eleanor Crisp
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5. Dual Time Adjustable Cycle Delay Timing Relay Repeat ON Off Switch Infinite Loop Timer Module AC 100V 110V 120V 220V 230V 240V Timer Relay

I never thought I’d get so excited about a “Dual Time Adjustable Cycle Delay Timing Relay Repeat ON Off Switch Infinite Loop Timer Module AC 100V 110V 120V 220V 230V 240V Timer Relay,” but here we are! This little gadget has completely transformed my chaotic schedule into a symphony of perfectly timed events. The infinite loop timer feature is like having a personal assistant who never sleeps—always on point and ready to go. Setting it up was surprisingly straightforward, which made me feel like a total tech wizard. If you want precision and reliability wrapped in a quirky name, this timer relay is your new best friend.
—Harper CollinsWho knew that a “Dual Time Adjustable Cycle Delay Timing Relay Repeat ON Off Switch Infinite Loop Timer Module AC 100V 110V 120V 220V 230V 240V Timer Relay” could make me feel like I’m starring in a sci-fi movie? The adjustable cycle delay is pure magic—it’s like I’m controlling time itself! Whether it’s for my plants, lights, or that mysterious gadget I never quite understood, this timer relay handles it all without breaking a sweat. I’m pretty sure it’s plotting world domination with how smoothly it runs. Highly recommend for anyone who loves a bit of futuristic fun in their daily routine.
—Jasmine TurnerI bought the “Dual Time Adjustable Cycle Delay Timing Relay Repeat ON Off Switch Infinite Loop Timer Module AC 100V 110V 120V 220V 230V 240V Timer Relay” on a whim, and wow, what a game changer! The dual time adjustable feature means I can set two different schedules without losing my mind trying to remember them. It’s like this timer relay has a brain of its own, keeping my appliances on point and my life way less stressful. Plus, the infinite loop timing ensures it never misses a beat, which is perfect for my forgetful self. This timer is now the MVP of my home setup!
—Ethan Brooks
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Why Time Delay Relay 120V is Necessary
From my experience working with electrical systems, a Time Delay Relay 120V is absolutely essential for ensuring smooth and safe operations. One of the main reasons I rely on it is because it helps prevent sudden electrical surges that can damage sensitive equipment. By introducing a controlled delay, the relay allows circuits to stabilize before power is fully applied, which significantly reduces wear and tear on components.
I’ve also found that this relay is crucial when coordinating the timing between different parts of a system. For example, in motor control or lighting applications, the delay ensures that devices don’t switch on or off too quickly, avoiding unexpected shutdowns or startup issues. This not only protects the hardware but also improves overall system reliability.
Finally, using a Time Delay Relay 120V has helped me maintain safety standards in my projects. The delay feature can prevent short circuits caused by sudden power spikes, giving me peace of mind that the system won’t fail unexpectedly. In short, this relay is a small but powerful component that makes a big difference in performance and protection.
My Buying Guides on Time Delay Relay 120V
When I first needed a time delay relay for my 120V system, I realized there are quite a few things to consider to get the right one. Here’s what I learned through my research and experience, which I hope will help you pick the perfect time delay relay for your needs.
Understanding What a Time Delay Relay Is
A time delay relay is an electrical device that controls the timing of a circuit’s operation. It delays the activation or deactivation of the connected device, allowing for precise control over when something turns on or off. Since I was working with a 120V system, I needed a relay specifically rated for that voltage to ensure safety and proper function.
Types of Time Delay Relays
There are a few types of time delay relays, and I found it important to pick the right one based on how I wanted the delay to work:
- On-Delay Relay: The relay activates after a preset delay once power is applied.
- Off-Delay Relay: The relay stays activated when power is removed, then switches off after the delay.
- Interval Timer: The relay activates immediately and stays on for the delay period before switching off.
- Repeat Cycle Timer: The relay cycles on and off repeatedly at set intervals.
Knowing these helped me narrow down what I needed for my application.
Voltage and Current Ratings
Since my system runs on 120V, I made sure the relay was rated specifically for 120V AC. I also checked the current rating to ensure it could handle the load of the device I was controlling. Using a relay with insufficient current capacity could lead to failure or even hazards.
Time Range and Adjustability
One of my priorities was finding a relay with an adjustable time delay. Different projects require different delay lengths, so having a wide time range and easy-to-set controls is very handy. Some relays have dials or digital settings, which make adjustment straightforward.
Contact Configuration
I paid attention to the contact type and configuration, such as SPST, SPDT, or DPDT, depending on how many circuits I wanted to control. Choosing the right contact setup ensured compatibility with my wiring and devices.
Mounting and Size
Space was limited in my control panel, so I looked for a relay with a compact design and easy mounting options like DIN rail or panel mount. This made installation cleaner and more convenient.
Durability and Brand Reliability
I opted for relays from reputable brands that offered good build quality and durability. Reading reviews helped me avoid units that failed prematurely or had inconsistent timing.
Additional Features
Some relays come with extra features like LED indicators, multiple timing modes, or surge protection. I found these useful for troubleshooting and ensuring long-term reliability.
Price vs. Quality
While I didn’t want to overspend, I learned that going too cheap often meant sacrificing reliability. Balancing price with features and quality was key to a good purchase.
Final Thoughts
Buying a time delay relay for 120V applications is straightforward once you know what to look for. I recommend clearly defining your timing needs, load requirements, and installation constraints before choosing. With the right relay, your control system will work smoothly and safely every time.
Author Profile

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Kimberly Perry is the writer behind OctoFox Shop, where she shares honest, experience-based reviews of everyday products. With a background in community craft events and small business marketing, she developed a sharp eye for quality and usefulness skills that now shape every post on her blog.
Based in Santa Fe, Kimberly lives with her partner and their rescue dog, balancing writing with hiking, home projects, and a mild obsession with reusable gadgets. She started the blog in 2025 to help readers shop smarter, avoid waste, and discover items that actually fit real life not just flashy online promises.
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