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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1 - Mini Light Bars
GROTEMini Light Bars

GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1

The GROTE Mini Light Bar (MPN 78021) is an LED, SAE J845 Class 1 mini light bar with 20 flash patterns and a stud mount. 3G Electric interprets customer demand and delivers this genuine industrial lighting solution…

SKU 3G-OTH-499469

Brand
GROTE
Item
Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1
Category
Mini Light Bars
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Technical Specifications

GROTE
Manufacturer Part Number
78021
Type
LED, SAE J845 Class 1, Mini Light Bar
Mount Type
Stud
Light SAE Class Rating
SAE Class 1
Number of Flash Patterns
20
View Full Spec Sheet

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GROTE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GROTE Mini Light Bar (MPN 78021) is an LED, SAE J845 Class 1 mini light bar with 20 flash patterns and a stud mount. 3G Electric interprets customer demand and delivers this genuine industrial lighting solution across 14 departments — with specialist depth in controls and electrical — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the GROTE Mini Light Bar used for?

The GROTE Mini Light Bar (MPN 78021) is an LED warning light for emergency and service vehicles requiring SAE J845 Class 1 compliance. It provides high-visibility signaling in industrial, construction, and municipal applications. 3G Electric supplies this genuine GROTE lighting solution across 14 departments, with specialist depth in controls and electrical.

What are the specifications of the GROTE Mini Light Bar 78021?

The GROTE Mini Light Bar 78021 is an LED, SAE J845 Class 1 mini light bar with 20 flash patterns and a stud mount. It is designed for rugged vehicle use. 3G Electric sources this genuine GROTE part, ensuring you get the correct specification for your application.

Where to buy the GROTE Mini Light Bar worldwide?

3G Electric supplies the GROTE Mini Light Bar (MPN 78021) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and deliver the right GROTE lighting solution, not just a catalog.

How to install the GROTE Mini Light Bar?

Install the GROTE Mini Light Bar using the stud mount on a flat, clean surface. Connect the wiring per the manufacturer's instructions, ensuring proper polarity and fuse protection. Test all 20 flash patterns after installation. 3G Electric provides genuine GROTE parts and can advise on selection and support.

Used in

Common applications for GROTE
Fleet vehicle maintenance — GROTE GXL primary wire (10 AWG, red) for battery cable repairs in heavy-duty trucks
Trailer lighting harness — GROTE GXL wire (14 AWG, yellow) for turn-signal circuits in utility trailers
Off-road equipment wiring — GROTE GXL wire (12 AWG, black) for control panel connections in construction loaders
Emergency vehicle electrical — GROTE GXL wire (18 AWG, blue) for low-current sensor wiring in ambulance interiors
Industrial machinery panel — GROTE GXL wire (14 AWG, white) for 60 V control circuits in conveyor systems
Bus chassis harness — GROTE GXL wire (12 AWG, green) for ground circuits in school bus electrical systems

GROTE Products

3G Electric supplies GROTE mini light bars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 79060). Key specifications — Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 79060). Key specifications — Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 78133). Key specifications — Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Screw; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 78133). Key specifications — Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Screw; Light SAE Class Rating: SAE Class 1.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 76993). Key specifications — Brand: GROTE; Number of Flash Patterns: 30; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 76993). Key specifications — Brand: GROTE; Number of Flash Patterns: 30; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, Mini Light Bar, Permanent, 2.3 A (MPN 78024). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, Mini Light Bar, Permanent, 2.3 A (MPN 78024). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 76943). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 46; Mount Type: Screw; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 76943). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 46; Mount Type: Screw; Light SAE Class Rating: SAE Class 1.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 78020). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 78020). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 78025). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 78025). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 79053). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.
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GROTE Mini Light Bar: Mini Light Bar Vehicle Light Bar Size, LED, SAE J845 Class 1, Mini Light Bar (MPN 79053). Key specifications — Electrical Connection: Blunt Cut Wires; Brand: GROTE; Number of Flash Patterns: 20; Mount Type: Magnetic; Light SAE Class Rating: SAE Class 1.