Industrial
Heating Solutions

Precision, Performance, Reliability.
Custom-Built for You.

Precision Heat,
Powering Industries.

Expert Heaters for Your Optimal Performance.

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Main Products

We promise to find you the right equipment

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About Our Company

Sheng Long Electric Heating Technology Co.,Ltd is a manufacturer of industry heaters and thermocouples for over 20years. Our aim has been to offer the best industry heaters and thermocouples to our customers. The highest technological standards are used in their manufacture. We ensure first class quality in our products. Before our products are incorporated into the industry heaters and thermocouples, they must undergo the strictest quality tests. Therefore, we are able to supply the most suitable and reliable heaters and thermocouples. We have evolved from a large supplier of the appliance industry to become a quality supplier to a variety of OEM's in the industrial, medical, commercial, packaging, instrumentation, aviation, transportation, refrigeration or air conditioning and military fields. In addition, we can supply compatible accessory items, which enable us to offer a complete

Why Choose Us

Get the best heating solutions, made to fit your exact needs!

10+ Years of Expertise

High-quality, customized heating elements for every need.
Durable & Reliable

Built to last with premium materials and consistent performance.
Fast Production & Delivery

Custom solutions delivered quickly, keeping your projects on track.
Trusted Worldwide

Proven reliability in industries around the globe.

OEM/ODM Service

We specialize in providing OEM and ODM services for a wide range of heating elements and components, tailored to meet your specific needs.

OEM Service

Tailored heating solutions customized to your size, voltage, power, and application needs—enhancing stability for your machines..

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Size
Materials

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ODM Service

Expertly crafted OEM heating solutions—designed to power your applications with precision and reliability.

Solutions
Design
Customize

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Application Areas

Your one-stop solution for all applications!

3D printer
Extruding Machine
Fryer Machine
Injection Molding Machine
Metal Mold
Packing Machine

What Our Customers Said

We promise to meet your application needs.

Ali, Plant Engineer

We use these cartridge heaters in our metal molding process. I like their incredible durability. I expected some to fail in our extreme heat, but am pleasantly surprised. They hold up perfectly! The performance is really consistent. I tested them on a demanding production run, and they exceeded expectations. My manager isn't as hands-on as me (lol) and really loves that they have increased our machine uptime. All in all, it's a robust and reliable product. I'm really glad we bought them!

Dave, Manufacturing Owner

I got these cartridge heaters for my plastic injection machines. I like how they are a direct, easy replacement. I expected a complex installation, but was pleasantly surprised. It took minutes! The heat transfer is really efficient. I love the fast response time. I tested the temperature stability, and it's spot on. My technician isn't as detail-oriented as me (lol) and really loves that they just work. All in all, it's a great product that saves us time and money. I'm really glad to have found it!

Mike, Owner of "Mike's Burger Joint"

This flat fryer heater from SLHeater is a direct drop-in replacement for our commercial fryer. Installation was simple—back up and running in under an hour with no extra downtime. It’s energy-efficient, robust, holds temperature perfectly (tested during lunch rush!), easy to clean, and reliable for my non-technical staff. Saves money and hassle—great product, glad I switched!

Omar, Chemical Plant Supervisor

I got the PTFE immersion heater from SLHeater for our aggressive chemical baths. I like how corrosion-resistant it is, and yet still so efficient. I expected some degradation with our harsh acids, but am pleasantly surprised. The PTFE coating is really durable. It showed no signs of wear even after weeks in the solution! I love the non-stick surface as well. I tested it in different chemical mixtures, and it performs flawlessly. My colleague isn't as concerned about material safety as me (lol) and really loves that it prevents contamination. All in all, it's a great heater with excellent chemical resistance built right in. I'm really glad to buy these PTFE immersion heater!

Somchai, Factory Owner

I bought these hot runner coil heaters from SLHeater for our toy manufacturing plant. I like how cost-effective they are, and yet very durable. I expected shorter lifespan in our humid climate, but am pleasantly surprised. They're still performing perfectly after months of use! The delivery was really fast. It arrived even before our old coils completely failed! I love the simple design as well. I tested them in different molds, and they work reliably every time. My workers aren't as careful with equipment as me (lol) and really love that these coils can handle some rough use. All in all, it's a dependable product that offers great value. I'm really glad to be a repeat customer!

Latest News

We commit to tailoring suitable heating elements for you.

Nov 06, 2025

300pcs Tubular Heater Order For American Client Completed And Ready For Shipment

We are pleased to announce the successful fulfillment of a 300pcs custom tubular heater order for a partner in the Un...

Mar 17, 2023

Middle Eastern Customer 100pcs Titanium Immersion Heater Are Ready

We are thrilled to announce that we have recently completed the production of 100pcs high-quality Titanium Immersion ...

Mar 10, 2023

Get Ready For Efficient And Durable Heating With 100pcs Of Titanium Immersion Heater

Great news! 100 pieces of our high-quality titanium immersion heater are made ready and available for shipment. These...

Sep 23, 2022

The Thailand Customer 800pcs IR Ceramic Heaters Completed

The Thailand Customer 800pcs IR ceramic heaters completed, waitting for packing and arrange shipment . How to choose ...

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