
48GC31AA2 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $50.00 | Condition is New – Open box, Furnas Melting Alloy Overload Relay 48GC31AA2 Ser C NOS, shipping cost = $14.50 | 99.9% |
![]() | $70.00 | Top Pick! Condition is New – Open box, Furnas Electric Co. Series C, melting alloy overload relay, model 48GC31 AA2., FREE SHIPPING | 97.7% |
![]() | $75.00 | Top Pick! Condition is New – Open box, Furnas 48GC31AA2 /C Melting Alloy Thermal Overload Relay, FREE SHIPPING | 97.7% |
![]() | $70.00 | Condition is New – Open box, Furnas 48GC31AA2 Thermal overload relay (melting alloy), shipping cost = $9.06 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $43.99 | Condition is Used, FURNAS 14FF32AX9 MAGNETIC STARTER. W/ OVERLOAD RELAY 48GC31AA2., shipping cost = $17.45 | 100.0% |
![]() | $380.00 | Condition is Used, FURNAS 14FF32AA SIZE 2 STARTER, 3-PHASE, 45A, 600VAC, 48GC31AA2 O/L (181), shipping cost = $13.01 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $95.00 | Condition is New, Furnas 48GC31AA2 Thermal Overload Relay Enc Open Melting Alloy 3 Pole Size 2.5 6, FREE SHIPPING | 100.0% |

The Furnas 48GC31AA2/C Melting Alloy Thermal Overload Relay is an essential safety component designed for use in electric heating applications, particularly in industrial settings. This relay is specifically engineered to protect heating elements from potential damage caused by overheating or overloading, ensuring the continued safe and efficient operation of heating systems.
The heart of this relay is its melting alloy element, which is designed to melt when the temperature of the protected heating element exceeds safe limits. Once the melting alloy element melts, it opens the contact points inside the relay, disconnecting the power supply to the heating element. This response helps prevent further damage to the heating element, as well as potential safety hazards such as fires or electrical malfunctions.
The Furnas 48GC31AA2/C Melting Alloy Thermal Overload Relay is constructed with high-quality materials, ensuring durability and reliability in demanding industrial environments. Its robust design includes a die-cast aluminum housing and a high-temperature silicone seal, which protects the internal components from moisture, dust, and other contaminants. The relay also features a clear, tamper-evident seal on the housing cover, allowing users to easily identify if the relay has been previously opened or serviced.
Installing the Furnas 48GC31AA2/C Melting Alloy Thermal Overload Relay is a straightforward process, with multiple mounting options available. It can be mounted on a DIN rail, panel mounting, or directly on the heating element using the provided stud mounting kit. The relay also includes a test button, which allows users to manually trigger the melting alloy element and verify the relay's proper functioning.
In summary, the Furnas 48GC31AA2/C Melting Alloy Thermal Overload Relay is a crucial safety component for electric heating applications, designed to protect heating elements from overheating and overloading. Its robust construction, reliable performance, and versatile mounting options make it an excellent choice for industrial settings where safety and efficiency are top priorities.
The Furnas 48GC31AA2/C Melting Alloy Thermal Overload Relay is a crucial component for ensuring the safe operation of electric heating elements in various applications, including water heaters, industrial processes, and HVAC systems. Here are some pros and cons of buying this relay:
Pros:1. Safety: A thermal overload relay is designed to protect the heating element from overheating, preventing potential fires or electrical damage.
2. Long-term savings: By preventing damage to the heating element, the relay can help save money on costly repairs or replacements.
3. Compatibility: The Furnas 48GC31AA2/C is compatible with a wide range of heating elements, making it a versatile option for various applications.
4. Easy installation: The relay is relatively easy to install, reducing the need for extensive labor costs.
5. Durability: The relay is designed to withstand harsh environments and high temperatures, ensuring long-term reliability.
Cons:1. Cost: The relay may have a higher upfront cost compared to some other options, but the long-term savings may outweigh this investment.
2. Complexity: Installing and troubleshooting the relay may require some technical knowledge, potentially adding to the installation and maintenance costs.
3. Limited lifespan: The relay may have a limited lifespan, requiring periodic replacement to maintain safe and efficient operation.
In conclusion, the Furnas 48GC31AA2/C Melting Alloy Thermal Overload Relay can provide significant safety and long-term cost savings benefits for various heating applications. However, it may have a higher upfront cost and require some technical expertise for installation and maintenance. If the safety and cost savings benefits outweigh the potential drawbacks for your specific application, then the relay may be a worthwhile investment.
Recommendation: If you are in the market for a thermal overload relay for heating applications, the Furnas 48GC31AA2/C is a reliable and durable option that can help ensure safe and efficient operation. We recommend considering the upfront cost, ease of installation, and potential maintenance requirements before making a final decision. Additionally, it is essential to ensure that the relay is compatible with your specific heating element application to guarantee optimal performance.
Details:
Melting alloy overload relay, model 48GC31AA2, series c Furnas electric co.
specifications indumotorol:
- brand: Furnas
- mpn: 48gc31aa2
general indumotorol:
- category: Business & Industrial > Starters > Drives > Motor Controls
offer indumotorol:
- started: may 17, 2025
- prices: $43.99–$380.00
- item condition:
- New – Open box
- Used
- New
- sold #: 20
- availability: in stock
- options: ship-to-home
- in stock #: 5
- best offers: true
seller indumotorol:
- city: linden, alabama
- # reviews: 0
- rating: 0.0%
payments indumotorol:
- wallet: paypal
- credit card: visa
- other
shipping indumotorol:
- class: standard
- service: usps ground advantage
- carrier: usps
- type: fixed
- transit: 5-12 days
returns indumotorol:
- policy: no returns
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