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Item #:
7304850
Calterm 66331 Tru-Spark Ignition Firing LED Indicator, Adjustable Sensitivity, Green,Red
Item #:
7304850
INR 3857
Price Details
Price
INR 3857
M.R.P. INR 3857
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Wednesday, July 29
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Calterm is please to offer an innovative full feature line of test equipment designed to make electrical work faster and safer.
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What Stands Out
LED Color Options
Featuring both green and red LED indicators, this ignition firing LED provides clear visual feedback, enhancing user experience and ensuring instant notifications of operational status.
Adjustable Sensitivity
The adjustable sensitivity allows users to customize the detection level, making it ideal for varied ignition systems and helping to reduce false triggers for precise functionality.
Compact Design
Its compact design enables easy installation in tight spaces, making it a versatile addition for ignition monitoring across various automotive applications, ensuring convenience without compromising performance.
Product Details
| Power Source | Battery Powered |
| Measurement Type | Voltage |
| Compatible Devices | Vehicles with DIS or conventional ignition systems |
| Style Name | Adjustable |
| Color | Green,Red |
| Item Dimensions | 2.2 x 5.9 x 1.4 inches (5.6 x 15 x 3.6 cm) |
| Specification Met | CE, ETL, RoHS, UL |
| Brand Name | Calterm |
| Model | 66331 |
| UPC | 971473127474 046494020230 521227771189 956257381846 |
| Manufacturer | Calterm |
| Global Trade Identification Number | 00046494020230 |
| Part Number | 66331 |
| Item Type Name | LED Indicator |
| Unit Count | 1.00 Count |
| Brand | Calterm |
| Style | Adjustable |
| Item dimensions L x W x H | 2.2 x 5.9 x 1.4 inches (5.6 x 15 x 3.6 cm) |
Who Should Buy?
-
DIY Mechanics
Ideal for DIY enthusiasts who need a reliable tool for ignition timing checks and troubleshooting engine issues.
-
Professional Technicians
Perfect for automotive technicians requiring precise ignition firing indicators to streamline diagnostics and repairs.
-
Race Car Builders
Beneficial for race car builders seeking to optimize engine performance through accurate timing adjustments.
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Casual Users
Not suitable for users without technical skills, as it requires understanding of ignition systems and timing.
Product Description
Calterm 66331 Tru-Spark Ignition Firing LED Indicator, Adjustable Sensitivity, Green,Red
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the purpose of the 66331 Tru-Spark Ignition Firing LED Indicator?
Answer: The 66331 Tru-Spark Ignition Firing LED Indicator is designed to visually indicate the firing condition of an ignition system. It helps mechanics or DIY enthusiasts verify whether the ignition coil is producing a spark. The dual color LEDs (green and red) represent operational status, allowing for quick troubleshooting and diagnosis of ignition-related issues efficiently. -
Question:
How do I adjust the sensitivity on the Tru-Spark Indicator?
Answer: To adjust the sensitivity on the Tru-Spark Indicator, locate the sensitivity adjustment knob or switch on the device. Turning it clockwise usually increases the sensitivity, allowing it to detect faint signals, while counterclockwise decreases sensitivity. This feature is particularly useful when working with various ignition systems to ensure accurate readings despite varying signal strengths. -
Question:
What types of ignition systems is this LED indicator compatible with?
Answer: The 66331 Tru-Spark LED Indicator is compatible with various ignition systems, including inductive ignition, distributor, and coil-on-plug systems. It can be used on both gasoline engines and some diesel applications for reliable diagnostics. This versatility makes it an essential tool for automotive technicians and hobbyists alike. -
Question:
Is the Tru-Spark Indicator easy to use for beginners?
Answer: Absolutely! The Tru-Spark Indicator is user-friendly, requiring no advanced knowledge of electronics for basic operation. Simply connect the device to the ignition system, and the LED lights will indicate the firing status. Beginners can quickly learn to diagnose basic ignition issues, making it a great starting tool for those new to automotive repair. -
Question:
Can the LED indicator help diagnose ignition coil problems?
Answer: Yes, the Tru-Spark LED Indicator is an excellent tool for diagnosing ignition coil issues. When connected to the ignition system, the LEDs will illuminate if the coil is functioning correctly. If the light does not activate, it indicates a possible fault in the coil or associated components, prompting further investigation into the ignition circuit. -
Question:
What safety precautions should I take while using the Tru-Spark Indicator?
Answer: When using the Tru-Spark Indicator, ensure you follow proper safety protocols to avoid electrical shock or damage. Wear insulated gloves and safety goggles while working with ignition systems, and make sure the vehicle’s engine is off during initial setup to avoid accidental sparks. Always ensure proper grounding while testing to ensure safe usage. -
Question:
Does the indicator require batteries or an external power source?
Answer: The 66331 Tru-Spark LED Indicator is designed to draw power directly from the ignition system, eliminating the need for separate batteries or an external power source. This feature makes it highly convenient for automotive diagnostics, as it can be utilized wherever the ignition system is accessible without extra preparations. -
Question:
What does it mean when the light is red vs. green?
Answer: The dual LED colors serve specific diagnostic functions. A green light indicates that the ignition system is firing correctly, signifying proper operation. Conversely, a red light suggests that there may be an issue with the ignition coil or associated components, prompting the user to investigate further and resolve any potential problems. -
Question:
Can this tool be used in both professional and home garages?
Answer: Yes, the 66331 Tru-Spark Ignition Firing LED Indicator is versatile enough for both professional automotive technicians and home garage enthusiasts. Its straightforward operation and diagnostic capabilities make it an ideal addition to any toolbox, whether you're conducting routine maintenance or troubleshooting complex ignition issues at home. -
Question:
Where can I buy the 66331 Tru-Spark Ignition Firing LED Indicator in India?
Answer: You can purchase the 66331 Tru-Spark Ignition Firing LED Indicator from Ubuy in India. Ubuy provides a reliable shopping platform with various product options, ensuring a seamless purchasing experience for customers looking to enhance their automotive diagnostic tools.
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“logistcs is very good”
13 June 2026 · via Trustpilot
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“Very good and seamless experience, delivery package came in very good condition”
12 June 2026 · via Trustpilot
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“Heavy import cost and DHL's high delivery fees.”
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“Interesting book and the seller describe it thank you”
8 June 2026 · via Trustpilot
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“Excellent quality and a perfect fit. Description and measurements provided are to the point. Keep them coming more 🤟🏻”
8 June 2026 · via Trustpilot
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INR 3857
Order now and get it around Wednesday, July 29
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Electrical testing equipment helps ensure safety.
- Calterm offers full feature test equipment for fast and safe electrical work.
- Quickly and accurately test DIS and other ignition systems without piercing wires.
- Sensitivity adjustment dial and LED indicators for precise readings.
- Rugged housing design for durability in shop conditions.
- Works with DIS and conventional ignition systems.
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