1. Television Boards, Parts & Components Electronics For Sale
  2. sku: 24494944554552881
  3. LG 4HPRSLOX-0001

LG 4HPRSLOX-0001 Power Supply Board OLED77G4WUA EAX70193605 EAY41502301 LGPS77G4-24

4hprslox-0001 Lg Oled77g4wua Power Supply Board Eax70193605 Eay41502301 Lgps77g4-24

( Brand: Lg ), ( Manufacturer Part Number: 4HPRSLOX-0001 ), ( Compatible Brand: For Lg ), ( Type: Power Supply Board ), ( Compatible Model: Lg Oled77g4wua )

Review LG Power Supply Board

The **LG 4HPRSLOX-0001 OLED77G4WUA Power Supply Board (EAX70193605, EAY41502301, LGPS77G4-24)** is a high-performance, precision-engineered power supply module designed exclusively for LG s advanced OLED television series, specifically tailored for models incorporating the **77-inch 4K Ultra HD (UHD) display with the G4WUA panel**. This critical component serves as the backbone of the television s electrical system, ensuring stable, efficient, and reliable power distribution across all internal circuits, including the OLED driver ICs, backlighting (if applicable), and other high-demand subsystems. Built to meet LG s stringent quality and durability standards, this power supply board integrates a sophisticated **DC-DC converter architecture**, featuring multiple regulated voltage rails to optimize performance while minimizing energy loss. Its robust construction includes high-grade **capacitors, inductors, and MOSFETs**, all selected for their low ripple characteristics and extended operational lifespan, which is particularly vital for maintaining image consistency and reducing flicker in the OLED panel. The board also incorporates **overvoltage, overcurrent, and short-circuit protection mechanisms**, safeguarding both the television and the user from potential electrical hazards while adhering to international safety certifications. With a compact yet efficient design, this power supply board is meticulously assembled to fit seamlessly within the television s chassis, contributing to the sleek, minimalist aesthetic that defines LG s premium OLED lineup. Whether powering the delicate OLED subpixels or sustaining the television s advanced processing units, this component exemplifies LG s commitment to innovation and reliability, ensuring a seamless viewing experience with vibrant colors, deep blacks, and precise contrast hallmarks of the brand s cutting-edge display technology.

### **Pros and Cons of buying a LG 4HPRSLOX-0001 (OLED 77G4WUA Power Supply Board, Model EA70193605, EAY41502301, LGPS77G4-24)**

#### **Pros:**

1. **Compatibility with LG OLED TVs** This power supply board is specifically designed for LG OLED TVs, particularly models in the 77-inch series (e.g., 77G4WUA). It ensures proper voltage regulation and power delivery, reducing the risk of damage to the TV s internal components.

2. **Authentic LG Part** Being an original LG component, it is built to meet the manufacturer s quality standards, reducing the likelihood of premature failure compared to aftermarket or generic replacements.

3. **Reliability for Long-Term Use** LG s power supply units are engineered for durability, which can extend the lifespan of your TV if the original unit fails. This is especially useful if the TV is still under warranty or if you plan to keep it for several years.

4. **Ease of Installation** Since it is an OEM (Original Equipment Manufacturer) part, it should fit seamlessly into your TV s existing power circuit without requiring modifications. LG provides clear documentation for installation, though professional assistance may still be recommended.

5. **Warranty Coverage** If purchased directly from LG or an authorized dealer, the part may come with a limited warranty, offering some protection against defects. This can be valuable if the component fails shortly after installation.

6. **Prevents Further Damage** A faulty power supply can cause cascading failures in other components (e.g., backlight, motherboard). Replacing it with an authentic part mitigates this risk and avoids costly repairs.

7. **Consistency with TV Performance** Unlike third-party parts that may not match the original specifications, this unit ensures the TV operates at optimal efficiency, maintaining picture quality and power management as intended by LG.

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#### **Cons:**

1. **High Cost** Authentic LG parts are significantly more expensive than aftermarket alternatives. The price can range from **$150 to $300 **, depending on availability and seller. This may be a deterrent for budget-conscious buyers.

2. **Limited Availability** LG does not always stock replacement parts for older or discontinued models. Finding this specific unit may require ordering from a specialized electronics repair shop, LG service center, or eBay, which can introduce delays.

3. **Potential for Counterfeit Parts** When purchasing online, there is a risk of receiving a counterfeit or refurbished part that does not meet LG s specifications. Buyers should verify the seller s reputation and check for authenticity markings (e.g., serial numbers matching the TV s model).

4. **Installation Complexity** While the part itself is straightforward, replacing a power supply board often requires disassembling the TV, which can be challenging for inexperienced users. Improper handling may void warranties or cause further damage.

5. **No Guarantee of Longevity** Even OEM parts have finite lifespans. If the original failure was due to a design flaw or manufacturing defect, the replacement may fail under similar conditions.

6. **Warranty Void Risk** If the TV is still under manufacturer warranty, attempting a DIY replacement may void coverage. LG typically requires professional installation for warranty claims.

7. **Environmental Concerns** E-waste from TV repairs can be an issue if the old power supply is not disposed of responsibly. Buyers should consider recycling options for the removed component.

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### **Conclusion**

The **LG 4HPRSLOX-0001 power supply board** is a **high-quality, reliable replacement** for compatible LG OLED TVs, offering peace of mind in terms of compatibility and performance. However, its **high cost and potential availability issues** make it a less attractive option for some users. If budget is a concern, third-party alternatives (e.g., from brands like **TCL, Hisense, or specialized repair shops**) may be considered, though they carry risks of compatibility or longevity.

For most users, **prioritizing authenticity** especially if the TV is still under warranty or if you lack technical expertise justifies the investment in an LG part. If you proceed with replacement, **purchase from a trusted source** (e.g., LG service centers, reputable online retailers, or authorized repair shops) and **consider professional installation** to avoid voiding warranties or causing further damage.

### **Recommendation:**

- **If the TV is under warranty or you value reliability above cost:** Purchase the **LG 4HPRSLOX-0001** from an authorized source and have it installed by a professional.

- **If budget is a constraint and you re comfortable with risks:** Explore **verified third-party alternatives** (e.g., **EA70193605-compatible units from trusted sellers**) but proceed with caution regarding compatibility and warranty implications.

- **If DIY repair is attempted:** Ensure you have the necessary tools, follow LG s service manuals, and be prepared to handle potential complications (e.g., soldering, calibration).

Ultimately, the decision depends on balancing **cost, risk tolerance, and long-term TV health**. For critical repairs, **authentic parts are the safest choice**.

Details:

Fits LG OLED77G4WUA. The power supply board came from a working TV that had physical damage to the display.

part #: 4hprslox0001 prices

  • $140.00-$1799.00

specifications tvboardgo:

  • brand: Lg
  • mpn: 4hprslox-0001
  • compatible brand: For Lg
  • type: Power Supply Board
  • compatible model: Lg Oled77g4wua

general tvboardgo:

  • TV, Video Home Audio > TV, Video Audio Parts > TV Boards, Parts Components
  • condition: Used

shipping tvboardgo:

  • carrier: USPS
  • class: Standard
  • cost: $7.41
  • transit: 3-9 Days
  • type: Calculated
  • service: USPS Ground Advantage

seller tvboardgo:

  • # reviews: 4
  • city: Rochester, Minnesota
  • rating: 100.0%

offer tvboardgo:

  • options: Ship-to-home
  • started: April 7, 2026
  • sold: 0
  • availability: In Stock
  • quantity: 1

returns tvboardgo:

  • policy: No Returns

payments tvboardgo:

  • wallet: Paypal
  • credit card: Diners-club
  • other
compatible brand: for lg, type: power supply board, compatible model: lg oled77g4wua,
category: electronics > tv, video home audio > tv, video audio parts > tv boards, parts components, sku: 24494944554552881,
Lg 4HPRSLOX-0001 Is Similar To:
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5 offers $140.00–$1799.00 USD
  • Certified - Refurbished. Offer #1 priced at $1799.00 + $0.00 shipping estimate = $1799.00* total. Display your OLED like a picture with the included wall bracket that creates a flush mount. MFG Part #: .FREE SHIPPING
  • Open box. Offer #2 priced at $195.00 + $20.00 shipping estimate = $215.00* total. +$20.00 shipping
  • Used. Offer #3 priced at $140.00 + $9.12 shipping estimate = $149.12* total. The power supply board came from a working TV with cracked screen. Fits LG .+$9.12 shipping
  • Open box. Offer #4 priced at $189.00 + $20.00 shipping estimate = $209.00* total. +$20.00 shipping
  • Open box. Offer #5 priced at $249.95 + $0.00 shipping estimate = $249.95* total. CAREFULLY RECOVERED FROM A BRAND NEW LG TV TELEVISION WITH A CRACKED SCREEN. MAIN POWER BOARD .FREE SHIPPING

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