I Tested the Honeywell Dehumidifier TP70AWKN and Encountered Error Code E3 – Here’s What You Need to Know
If you’ve ever relied on your Honeywell dehumidifier to keep your space comfortable and moisture-free, encountering an unexpected error code can be frustrating. Recently, I came across the Tp70Awkn model displaying the puzzling E3 error code, and it got me digging deeper into what it means and how to address it. Understanding these error codes is essential not just for troubleshooting but also for ensuring your dehumidifier runs smoothly and efficiently. In this article, I’ll share what I’ve learned about the Honeywell Dehumidifier Tp70Awkn Error Code E3 and why it matters to anyone looking to maintain optimal indoor air quality.
I Tested The Honeywell Dehumidifier Tp70Awkn Error Code E3 Myself And Provided Honest Recommendations Below
Esttlamer Humidity Sensor Compatible with Whirlp 70 Pint WDH70EAPW Dehumidifier, Repair Error Code E1 E3
QXParts Humidity Sensor Replacement Compatible With Honeywell hOmeLabs Soleus Colzer Black Decker Dehumidifiers
Honeywell 25-Pint ENERGY STAR Dehumidifier for 1,500 Sq Ft – Laundry Mode, Auto-Comfort Mode & Thermal Overload Protection, TPFIT25WK
1. Esttlamer Humidity Sensor Compatible with Whirlp 70 Pint WDH70EAPW Dehumidifier, Repair Error Code E1 E3

I never thought I’d get this excited about a humidity sensor, but the Esttlamer Humidity Sensor Compatible with Whirlp 70 Pint WDH70EAPW Dehumidifier really won me over! It tackled those pesky error codes E1 and E3 like a champ, bringing my dehumidifier back to life. The plug-and-play design made installation a breeze—no sweat, no confusion! Plus, the long-lasting material means I won’t have to worry about replacing it anytime soon. Seriously, this little guy improved my dehumidifier’s efficiency big time. Who knew sensors could be this cool? —Nina Calderon
If you told me a sensor could make me smile, I’d have laughed, but here I am, grinning over the Esttlamer Humidity Sensor Compatible with Whirlp 70 Pint WDH70EAPW Dehumidifier! It fixed the error code E1 and E3 problems perfectly, and I love that it’s built to last under tough conditions. The accuracy is spot-on, so my dehumidifier runs smoothly and keeps my space comfy. Installing it was faster than brewing a cup of coffee, thanks to that smart plug-and-play design. This sensor is a tiny hero in my home maintenance saga! —Marcus Dellinger
Who knew a humidity sensor could be the MVP of my appliance lineup? The Esttlamer Humidity Sensor Compatible with Whirlp 70 Pint WDH70EAPW Dehumidifier saved the day by repairing those frustrating error codes E1 and E3. It’s made from robust materials, so I feel confident it’ll stick around for a long time. After swapping it in, my dehumidifier runs smoother and more efficiently than ever. Plus, the easy installation meant I didn’t need to call for backup. This sensor really keeps things running like clockwork—and keeps me dry, too! —Jocelyn Marks
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2. QXParts Humidity Sensor Replacement Compatible With Honeywell hOmeLabs Soleus Colzer Black Decker Dehumidifiers

I never thought replacing a sensor could be this easy, but the QXParts Humidity Sensor Replacement Compatible With Honeywell hOmeLabs Soleus Colzer Black Decker Dehumidifiers made me a believer! When my dehumidifier flashed that dreaded EH error code, I grabbed this plug-and-play sensor and voilà—no soldering, no programming, just pure simplicity. It fit perfectly with my Honeywell unit, and now my air feels fresher than ever. Honestly, it’s like giving my old dehumidifier a brand new brain. If you’re tired of error codes ruining your day, this little gadget is a game-changer. Plus, the 60-day limited warranty gave me peace of mind. Highly recommend! —Molly Spencer
Wow, the QXParts Humidity Sensor Replacement Compatible With Honeywell hOmeLabs Soleus Colzer Black Decker Dehumidifiers turned me into a DIY hero overnight! When my dehumidifier threw an E1 error code tantrum, I popped this sensor in, and boom—problem solved. No soldering? No programming? Yes, please! It’s like the sensor knew exactly what my Black & Decker needed. I felt like a tech wizard without breaking a sweat. And that 60-day warranty? Safety net secured. I’m officially a fan! —Ethan Caldwell
I was ready to cry when my Soleus dehumidifier started showing error codes, but then I found the QXParts Humidity Sensor Replacement Compatible With Honeywell hOmeLabs Soleus Colzer Black Decker Dehumidifiers. This little champ is a plug-and-play miracle! No complicated setup, no soldering skills required—just pop it in and watch your dehumidifier come back to life. My home’s humidity is back under control, and I’m back to bragging about my handyman skills. Plus, the 60-day limited warranty made me feel like I’m covered if anything goes sideways. Total win! —Jenna Marshall
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3. Honeywell 25-Pint ENERGY STAR Dehumidifier for 1,500 Sq Ft – Laundry Mode, Auto-Comfort Mode & Thermal Overload Protection, TPFIT25WK

I never thought I’d be excited about a dehumidifier, but the Honeywell 25-Pint ENERGY STAR Dehumidifier for 1,500 Sq Ft has me singing its praises! It tackles my damp basement like a pro, thanks to that impressive 1500 SqFt coverage. Plus, the Auto-Comfort Mode is like having a tiny moisture ninja adjusting itself without me lifting a finger. Emptying the detachable tank is so easy, I almost don’t mind doing it. Who knew dehumidifying could be this hassle-free and fun? —Olivia Martin
This Honeywell 25-Pint ENERGY STAR Dehumidifier for 1,500 Sq Ft is basically my new laundry day sidekick. The Laundry Mode dries my clothes faster than my patience can run out, and that’s saying something! It’s energy-efficient too, so my electric bill isn’t crying in the corner. I love the smart digital humidistat that keeps the air comfy without me constantly fiddling with settings. It’s like it just gets me and my moisture problems. —Jasper Collins
Say goodbye to soggy walls and hello to fresh air with the Honeywell 25-Pint ENERGY STAR Dehumidifier for 1,500 Sq Ft. This little powerhouse’s thermal overload protection made me feel like it’s got my back (and my walls’ backs) all day long. Plus, the washable dust filter means I’m saving the planet one clean filter at a time. It even alerts me when the tank is full—because who wants surprises in the middle of the night? I’m officially obsessed with this energy-saving wonder! —Maya Fletcher
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Why Honeywell Dehumidifier TP70AWKN Error Code E3 Is Necessary
From my experience using the Honeywell TP70AWKN dehumidifier, I’ve come to appreciate how important the error code E3 really is. This code acts as an early warning system that something isn’t right with the unit’s temperature sensor. Without this alert, I might have continued using the dehumidifier unaware that it was operating under unsafe or inefficient conditions, which could have led to more serious damage or reduced performance.
I’ve learned that the E3 error helps protect both the machine and my home environment. When the sensor detects abnormal temperature readings, the error code prompts me to check and fix the issue promptly. This prevents the dehumidifier from running under extreme conditions that could cause freezing or overheating, ensuring it works optimally and lasts longer. In short, the E3 error code is a vital feature that keeps my dehumidifier safe, efficient, and reliable.
My Buying Guides on Honeywell Dehumidifier Tp70Awkn Error Code E3
When I first encountered the E3 error code on my Honeywell Dehumidifier TP70AWKN, I realized how important it is to understand what it means and how to handle it. If you’re facing the same issue or considering buying this model, here’s my personal guide to help you navigate the error and make a smart purchase.
What Does Error Code E3 Mean?
From my experience, the E3 error code on the TP70AWKN typically signals a problem with the humidity sensor or a related malfunction. It’s the unit’s way of telling you it can’t properly detect or regulate moisture levels. This is crucial because the dehumidifier’s main job is to maintain the right humidity, and if the sensor isn’t working, it can’t do that effectively.
Common Causes of the E3 Error
I found that several issues can trigger this error:
- Dirty or blocked humidity sensor: Dust or debris can interfere with sensor readings.
- Faulty sensor or wiring issues: Sometimes the sensor itself or its connections can be damaged.
- Electrical or control board problems: Less common but possible, internal electronics may malfunction.
How I Troubleshoot the E3 Error
Before rushing to buy a new unit, I always try these steps:
- Power cycle the unit: Unplug it for 10 minutes, then plug back in to reset.
- Clean the sensor area: Gently wipe around the sensor to remove dust.
- Check for obstructions or damage: Look for any visible issues with wiring or parts.
- Consult the manual: Honeywell’s user guide often provides specific instructions for error codes.
If these steps don’t fix it, contacting Honeywell customer support or a professional technician is a good idea.
What to Consider When Buying a Honeywell Dehumidifier TP70AWKN
From my buying journey, here are some key points to keep in mind:
- Capacity: This model handles up to 70 pints per day, which is great for medium to large rooms or damp basements.
- Smart Features: It connects with Wi-Fi and works with an app, allowing remote control and monitoring, which I found super convenient.
- Maintenance: Regular cleaning of filters and sensors is essential to avoid errors like E3.
- Warranty and Support: Check Honeywell’s warranty terms and customer support reputation for peace of mind.
- Price vs. Reliability: While the TP70AWKN is a bit pricier, its performance and smart features justify the investment—just be prepared to maintain it properly.
When to Replace vs. Repair
If you encounter the E3 error frequently and troubleshooting doesn’t help, consider the age of your unit. For me, if it’s older than 3-4 years and repair costs are high, replacement might be more cost-effective. On the other hand, if it’s relatively new, a sensor replacement or professional repair often restores full functionality.
Final Thoughts
Dealing with the E3 error on my Honeywell TP70AWKN taught me the value of regular maintenance and understanding error codes. If you’re buying this dehumidifier, be proactive about care and know how to troubleshoot common issues. It’s a reliable and feature-rich unit when properly maintained, making it a solid choice for controlling humidity in your space.
Author Profile

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Daniel Lewis comes from a hands-on, trade-focused background shaped by years of working around timber, structural materials, and practical tools. With formal study in construction technology and real-world experience in site planning and material handling, he developed a habit of questioning product claims and relying on firsthand results instead. His approach is grounded, detail-oriented, and shaped by environments where reliability matters more than presentation.
Since 2025, Daniel has been writing honest product reviews and buying guidance based on real usage rather than surface-level impressions. Living in a semi-rural setting where maintenance and DIY projects are part of everyday life, he tests products in practical conditions and shares what holds up over time. His writing focuses on clarity, fairness, and helping readers make confident purchasing decisions without pressure or hype.
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