STANDARD MOTOR PRODUCTS SLS314 Stoplight Switch 707390454931

( Brand: Standard Motor Products ), ( Manufacturer Part Number: SLS314 ), ( Part Type: Switch Motor ), ( Operation Mode: On-off ), ( Current Rating: 20 Amps ), ( Operating Voltage: 5 Volts ), ( Contact Type: Normally Open ), ( Connector Type: Crimp ), ( Switch Type: Kill Switch ), ( Terminal: Solder ), ( Circuit Type: 1-way ), ( Mounting Type: Flush Mount ), ( Actuator Type: Push Button ), ( Control Method: Touch ), ( Connectivity Protocol: X-10 ), ( Compatible With Vehicle Type: Automotive, No Specific Type Mentioned ), ( Control Type: Manual ), ( Compatible Devices: Vehicles Using Standard Motor Products Stoplight Switches ), ( Smart Home Compatibility: Not Smart Home Compatible ), ( Color: Black ), ( Item Dimensions: 2 X 1.44 X 3.38 Inches ), ( Unit Count: 1.0 Count ), ( Material Type: Brass, Copper, Metal ), ( Contact Material: Metal ), ( International Protection Rating: Ip00 ), ( Global Trade Identification Number: 00707390454931 ), ( UPC: 707390454931 ), ( Item Type Name: Stoplight Switch )

Review STANDARD MOTOR PRODUCTS Stoplight Switch

The **Standard Motor Products SLS314** is a robust, high-performance stoplight switch designed to deliver reliable performance in demanding automotive and industrial applications. Engineered with precision, this switch features a **spring-loaded lever mechanism** that ensures smooth, consistent operation even after thousands of activations, making it ideal for heavy-duty vehicles, marine equipment, or any setting where durability and responsiveness are critical. Constructed from **high-grade die-cast zinc alloy**, the housing is both corrosion-resistant and impact-resistant, ensuring longevity in harsh environments where moisture, dust, or extreme temperatures might otherwise degrade performance. The **double-break contacts** within the switch provide superior arc suppression, reducing wear and preventing pitting, which extends the switch s operational life while maintaining a clean, stable electrical connection. With a **standard 1/4-inch by 20 threaded mounting hole**, installation is straightforward, allowing for easy integration into existing wiring harnesses or control panels. Whether used in a classic muscle car, a commercial truck, or a custom-built performance vehicle, the SLS314 delivers the **precision, reliability, and tactile feedback** expected of a premium stoplight switch, ensuring drivers and operators can trust its performance in every cycle.

**Pros and Cons of Buying a Standard Motor SL314 Stoplight Switch**

The **Standard Motor SL314** is a popular stoplight switch used in automotive applications, particularly for aftermarket brake light systems. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Reliability and Durability** The SL314 is known for its robust construction, often made from high-quality materials like brass or stainless steel terminals, which resist corrosion and wear over time. Many users report long-term performance without frequent failures.

2. **Compatibility** This switch is widely compatible with various brake light systems, including standard stoplights, LED brake lights, and aftermarket kits. It is commonly used in vehicles where the factory switch has failed or needs replacement.

3. **Easy Installation** The SL314 is designed for straightforward installation, typically requiring minimal wiring adjustments. It often fits standard wiring harnesses without the need for modifications, making it accessible for DIY enthusiasts.

4. **Cost-Effective** Compared to some high-end or OEM replacements, the SL314 is reasonably priced, offering good value for its performance. It is often cheaper than brand-name alternatives while maintaining reliability.

5. **Adjustable Features** Some versions of the SL314 allow for adjustments, such as tension or switch sensitivity, which can be useful for fine-tuning brake light operation in specific applications.

6. **Aftermarket Support** Due to its popularity, replacement parts and modifications (e.g., different terminal types or wiring options) are readily available from various suppliers.

7. **Common in Classic and Modified Vehicles** The SL314 is frequently used in classic car restorations and performance modifications where stock switches may not meet the demands of upgraded lighting systems.

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### **Cons**

1. **Potential Quality Variations** While many units perform well, some cheaper or counterfeit versions may suffer from poor soldering, weak terminals, or inconsistent materials. Buying from reputable sellers helps mitigate this risk.

2. **Limited Modern Compatibility** Some newer vehicles with advanced brake light systems (e.g., adaptive stoplights or integrated LED modules) may not fully support the SL314 without additional wiring or relays. It is primarily designed for traditional stoplight circuits.

3. **No Built-In Diagnostics** Unlike some modern switches, the SL314 lacks diagnostic features (e.g., fault indicators or self-tests), making it harder to troubleshoot wiring issues without a multimeter.

4. **Terminal Wear Over Time** Heavy use or vibration can cause terminal wear, leading to intermittent connections or eventual failure. Regular inspection and maintenance are recommended.

5. **Not Ideal for High-Voltage or Heavy-Duty Use** While suitable for most brake light circuits, the SL314 may not handle extremely high amperage or continuous heavy loads without additional components (e.g., fuses or relays).

6. **Aesthetic Limitations** The design is functional rather than stylish, which may not appeal to those seeking a visually integrated switch in modern or custom builds.

7. **Potential for Overheating** In systems with excessive resistance or poor wiring, the switch could overheat, though this is rare with proper installation and fuse protection.

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### **Conclusion and Recommendation**

The **Standard Motor SL314 stoplight switch** is a well-regarded choice for brake light applications, particularly in classic cars, aftermarket setups, and budget-conscious restorations. Its strengths lie in reliability, ease of installation, and broad compatibility, making it a practical option for many users. However, it is not without limitations such as potential quality inconsistencies, limited modern compatibility, and the need for careful installation to avoid issues like overheating or terminal wear.

- You are working on a classic or modified vehicle with a traditional stoplight system.

- You need a cost-effective, reliable replacement for a failing factory switch.

- You prioritize simplicity and have basic wiring knowledge for installation.

- You source it from a trusted seller to ensure quality.

- Your vehicle has advanced brake light electronics (e.g., adaptive or integrated LED systems).

- You require diagnostic features or high-end performance (e.g., for racing or heavy-duty use).

- You prefer a more modern or aesthetically integrated switch.

For most standard brake light applications, the SL314 remains a solid and practical choice, provided it is installed correctly and maintained. Always pair it with appropriate fuses and wiring to ensure longevity.

Details:

USA Stock Free Shipping. Standard Motor Products Stoplight Switch - SLS314:: Country Of Origin: China, The Package height Is 1.6 Inches, length 3.91 width 2.43 Shipping.

part #: sls314 prices

• $19.55-$35.54

specifications dccsystemsacc:

• brand: Standard Motor Products
• mpn: Sls314
• part type: Switch Motor
• operation mode: On-off
• current rating: 20 Amps
• operating voltage: 5 Volts
• contact type: Normally Open
• connector type: Crimp
• switch type: Kill Switch
• terminal: Solder
• circuit type: 1-way
• mounting type: Flush Mount
• actuator type: Push Button
• control method: Touch
• connectivity protocol: X-10
• compatible with vehicle type: Automotive, No Specific Type Mentioned
• control type: Manual
• compatible devices: Vehicles Using Standard Motor Products Stoplight Switches
• smart home compatibility: Not Smart Home Compatible
• color: Black
• item dimensions: 2 X 1.44 X 3.38 Inches
• unit count: 1.0 Count
• material type: Brass, Copper, Metal
• contact material: Metal
• international protection rating: Ip00
• global trade identification number: 00707390454931
• upc: 707390454931
• item type name: Stoplight Switch

returns dccsystemsacc:

• policy: No Returns

offer dccsystemsacc:

• availability: In Stock
• sold: 0
• started: May 17, 2026
• quantity: 1
• options: Ship-to-home

payments dccsystemsacc:

• other
• credit card: Visa
• wallet: Google-pay

general dccsystemsacc:

• condition: New
• model Railroads Trains > Power Control > Control Device Parts

seller dccsystemsacc:

• rating: 100.0%
• city: Miami, Florida
• # reviews: 875

shipping dccsystemsacc:

• service: Expedited
• class: Expedited
• transit: 3-6 Days
• type: Fixed
• cost: $0.00

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