
( Brand: Bojack ), ( Manufacturer Part Number: BJ-C60-30UF250 ), ( Part Type: Capacitor ), ( Capacitance: 30 Microfarad ), ( Item Shape: Cylindrical ), ( Operating Voltage: 250 Volts ), ( Mounting Type: Through-hole Mount ), ( Material Type: Aluminum, Ceramic, Plastic ), ( Item Dimensions W X H: 1.34w X 2.87h ), ( Unit Count: 1.0 Count ), ( Included Components: No )
The **BOJACK BJ-C60-30UF250** is a high-performance, industrial-grade electrolytic capacitor designed to deliver exceptional reliability, longevity, and efficiency in demanding electrical and electronic applications. Part of Bojack s premium line of power and filtering components, this 30 microfarad ( F) capacitor is engineered to withstand rigorous operating conditions while maintaining superior capacitance retention and low equivalent series resistance (ESR). With a robust voltage rating of **250 volts AC (250V)**, it is well-suited for use in power supplies, motor starters, inverters, lighting systems, and other high-current applications where stability and durability are critical. Constructed with a **CBB60** (canned axial) lead configuration, this capacitor features **50/60Hz** compatibility, ensuring seamless integration into both standard and variable-frequency systems. The axial leads, designed for easy installation, provide a secure connection while minimizing voltage drop and heat dissipation, contributing to extended component life. Built to meet stringent industry standards, the BJ-C60-30UF250 incorporates advanced dielectric materials and a robust aluminum electrolytic construction, ensuring minimal leakage current and excellent temperature stability across a broad operating range. Whether used in commercial HVAC systems, industrial machinery, or renewable energy setups, this capacitor exemplifies Bojack s commitment to performance, efficiency, and long-term reliability, making it an ideal choice for engineers and technicians seeking a dependable solution for power conditioning and filtering tasks.
The **BOJACK BJ-C60-30UF250** is a 30 F, 250V AC, CBB60 (bipolar, polypropylene film) capacitor designed for general-purpose applications like power factor correction, motor starting, and filtering. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
---
### **Pros**
1. **High Voltage Rating (250V AC)**
The capacitor is rated for 250V AC, making it suitable for systems where voltage spikes or surges are common. This provides a safety margin for applications operating near or slightly above nominal voltages (e.g., 230V or 240V systems).
2. **Bipolar (CBB60) Construction**
CBB60 capacitors use a polypropylene film dielectric with aluminum electrodes, which offers:- **Longer lifespan** compared to electrolytic capacitors due to resistance to temperature cycling and voltage stress.
- **Lower leakage current**, improving efficiency in power factor correction and filtering applications.
- **Better stability** over time, with minimal capacitance drift.
3. **Wide Frequency Range (50/60Hz)**
The capacitor is designed for standard mains frequencies (50Hz or 60Hz), making it ideal for residential, commercial, and industrial applications without frequency-related performance issues.
4. **Rugged and Reliable**
Polypropylene film capacitors are known for their durability in harsh environments, including:- Temperature variations (typically rated for -40 C to 85 C, though actual operating range depends on specific models).
- Vibration and mechanical stress, which are common in motor-starting or industrial setups.
- Resistance to moisture and humidity (better than electrolytic capacitors in damp conditions).
5. **Low Impedance at Power Frequencies**
The CBB60 design ensures minimal resistive and inductive losses at 50/60Hz, making it efficient for power factor correction where reactive power compensation is critical.
6. **No Polarization Requirement**
Unlike electrolytic capacitors, this capacitor does not require polarity, reducing installation errors and simplifying wiring.
7. **Long Service Life**
Polypropylene film capacitors have a lifespan of **20 30 years or more** under normal operating conditions, especially in low-stress applications like power factor correction.
8. **Compatibility with Diverse Applications**
Suitable for:- **Power factor correction** (reducing reactive power and improving efficiency).
- **Motor starting** (providing inrush current support).
- **Noise filtering** (reducing electromagnetic interference in power supplies).
- **Voltage stabilization** (smoothing out voltage fluctuations).
---
### **Cons**
1. **Higher Cost Compared to Electrolytic Capacitors**
Polypropylene film capacitors are more expensive than aluminum electrolytic or paper capacitors of similar ratings. This may be a drawback for budget-sensitive projects or large-scale installations where cost is a primary concern.
2. **Bulkier and Heavier**
The CBB60 design is physically larger and heavier than electrolytic capacitors with equivalent ratings. This can complicate installation in space-constrained environments.
3. **Limited Current Handling (Compared to Some Specialized Capacitors)**
While suitable for most power applications, this capacitor may not handle extremely high inrush currents (e.g., in very large motors) without additional protection (e.g., series resistors or snubbers). Always check the manufacturer s current rating or consult an engineer for high-current applications.
4. **Not Ideal for High-Frequency Applications**
The capacitor is optimized for 50/60Hz and may not perform efficiently at higher frequencies (e.g., RF or switching power supplies). For such applications, specialized film or ceramic capacitors would be more appropriate.
5. **Potential for Overvoltage Damage**
While the 250V rating provides a buffer, exceeding this voltage (e.g., due to transient surges) can still cause failure. Proper surge protection (e.g., varistors or snubbers) may be needed in environments with frequent voltage spikes.
6. **Limited Availability of Replacement Parts**
Some generic or aftermarket capacitors may not match the exact specifications of this BOJACK model. Always verify compatibility before purchasing replacements.
7. **Soldering Considerations**
The terminals may require careful handling during soldering to avoid overheating the capacitor, which could degrade performance or lifespan.
---
### **Conclusion**
The **BOJACK BJ-C60-30UF250** is a **high-quality, reliable choice** for applications requiring durability, low leakage, and long-term performance. Its polypropylene film construction makes it superior to electrolytic capacitors in terms of lifespan and stability, especially in power factor correction, motor starting, or filtering roles. However, its higher cost and bulkiness may not justify its use in low-budget or high-frequency applications where specialized capacitors would be more appropriate.
For most **residential, commercial, or industrial power applications** operating at 50/60Hz and within the 250V rating, this capacitor is an excellent investment. If cost is a major factor, electrolytic capacitors (with proper derating) could be considered for less demanding applications, but they will likely require more frequent replacement.
---
### **Recommendation**
**Buy the BOJACK BJ-C60-30UF250 if:**- You need a **long-lasting, low-maintenance capacitor** for power factor correction, motor starting, or filtering.
- Your application operates at **50/60Hz and within 250V AC** (or slightly below).
- You prioritize **reliability and efficiency** over cost savings.
- The installation space and budget can accommodate its size and price.
**Avoid or consider alternatives if:**- You are working on a **tight budget** and electrolytic capacitors (with proper derating) are sufficient.
- Your application involves **high-frequency signals** (e.g., RF, switching power supplies).
- You need **extremely high inrush current handling** without additional protection.
- You require **compact size** (e.g., for embedded systems or tight enclosures).
**Additional Tips:**- Always verify the **actual voltage and current requirements** of your application to ensure the capacitor is not overloaded.
- Install a **fuse or surge protector** in series to protect against overvoltage conditions.
- Store the capacitor in a **cool, dry place** before installation to maximize its lifespan.
- If replacing an existing capacitor, ensure the **terminal connections and mounting hardware** are compatible.
Notice: Before parch this product, please refer to the electrical specification of original capacitor select appropriate capacitor, Stable Performance: CBB60 running is small in size, light weight, heat-resistant and explosion-proof; it has good performance such as low loss, over voltage shock resistance long service life. BOJACK Run Capacitor 30 uF MFD 250V AC CBB60 2 Wire 50/60Hz Cylinder Motor for Blower air Compressor and Conditioner Replacement Part:: name: motor run SH capacitor, Rated voltage :250V AC;Rated Capacitance: 30uF, Tolerance: 5 %;Rated frequency: 50/60 Hz, Application: It suit Unidirectional Motor, refrigerator, conditioner, Air so on. USA Stock Free Shipping.