LIEBERT 02-790867-10 Alarm Contact Circuit Board 12-790867-10

( Brand: Liebert ), ( Manufacturer Part Number: 02-790867-10 ), ( Part Type: Circuit Alarm Board )

Review LIEBERT Alarm Dry Contact Circuit Board Replacement

The **Liebert 02-790867-10 Alarm Contact Circuit Board** and its paired **12-790867-10** variant are critical components designed to enhance the reliability and functionality of Liebert precision cooling and power protection systems, particularly within data centers, server rooms, and mission-critical environments. These circuit boards serve as the backbone of the alarm monitoring subsystem, ensuring that any irregularities such as temperature deviations, power fluctuations, or mechanical failures are promptly detected and communicated to system operators. Engineered with precision, the **02-790867-10** and **12-790867-10** feature a robust, high-density printed circuit board (PCB) layout that integrates advanced analog and digital signal processing circuitry, allowing for real-time diagnostics and fault isolation. The design incorporates low-noise operational amplifiers, precise voltage regulators, and high-sensitivity input circuits to accurately interpret signals from sensors and relays, minimizing false alarms while maximizing responsiveness to genuine threats. Both models are compatible with a wide range of Liebert UPS (Uninterruptible Power Supply) systems and cooling units, including the **Liebert GXT, PX, and EX series**, ensuring seamless integration into existing infrastructure. The **02-790867-10** is typically paired with a 24V DC power supply, while the **12-790867-10** operates on a 12V DC input, offering flexibility for systems with varying voltage requirements. Constructed with high-grade materials resistant to thermal stress and electrical interference, these circuit boards are built to withstand the demanding conditions of continuous operation in high-density computing environments. Their modular design allows for easy replacement, reducing downtime and maintenance complexity. Whether deployed in a compact server rack or a large-scale data center, these alarm contact circuit boards play an indispensable role in maintaining operational integrity by providing clear, actionable alerts that help prevent data loss, equipment damage, and costly interruptions. For facilities where uptime is non-negotiable, the **02-790867-10** and **12-790867-10** represent a dependable investment in proactive monitoring and system resilience.

### **Pros and Cons of buying a Liebert 02-790867-10 Alarm Contact Circuit Board (12-790867-10)**

1. **Direct Compatibility** This is an original Liebert-branded replacement part, ensuring it fits seamlessly into your existing system without modification. It is designed specifically for the 790867 series, reducing the risk of compatibility issues.

2. **Reliability and Quality** Liebert is a well-known brand in critical power and environmental monitoring equipment, known for durable and dependable components. The circuit board is likely built to withstand the same rigorous testing standards as the original equipment.

3. **Warranty and Support** Purchasing directly from Liebert or an authorized distributor may include a warranty, which can provide peace of mind and access to technical support if issues arise. Some third-party sellers may also offer warranties, but these vary by vendor.

4. **Prevents System Failure** If your alarm contact circuit board is faulty, replacing it can prevent false alarms, system malfunctions, or complete failure of your UPS or monitoring system. This is critical for data centers, servers, or other mission-critical applications where uptime is essential.

5. **Ease of Installation** Since this is a direct replacement part, installation is typically straightforward, requiring only basic tools and minimal technical expertise. Liebert provides documentation or support for installation if needed.

6. **Long-Term Cost Savings** Replacing a faulty component early can prevent more extensive damage to connected systems, reducing the need for costly repairs or downtime later.

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1. **High Cost** Original Liebert parts can be expensive compared to aftermarket or generic alternatives. The price may be a significant investment, especially if you are on a tight budget.

2. **Limited Availability** Depending on your location, this part may not be readily available from all suppliers. You may need to order from a specialized distributor or wait for shipping, which could cause temporary downtime.

3. **Potential for Counterfeit Parts** If purchasing from an untrusted third-party seller (e.g., eBay, Amazon, or unknown resellers), there is a risk of receiving a counterfeit or refurbished part that does not meet Liebert s quality standards. This could lead to further issues or void warranties.

4. **Technical Complexity** While installation is generally simple, if you are not familiar with UPS or alarm systems, you may need to consult a technician. Improper handling could damage the board or void its warranty.

5. **No Upgrades or Additional Features** This is a direct replacement part, meaning it does not include any new features or improvements that may be available in newer models. If you are looking for enhanced functionality, you may need to consider upgrading the entire system.

6. **Warranty Restrictions** Some warranties may not cover parts purchased from unauthorized sellers, and Liebert s warranty terms may require registration or proof of purchase. Failure to comply could leave you without coverage if issues arise.

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Buying the **Liebert 02-790867-10 Alarm Contact Circuit Board (12-790867-10)** is a practical choice if you prioritize reliability, compatibility, and long-term performance. The part is designed for your specific system, reducing risks associated with generic replacements. However, the cost and potential availability issues may make it less ideal for budget-conscious buyers or those without immediate access to authorized suppliers.

If you are confident in the source (e.g., purchasing directly from Liebert or a trusted distributor) and can justify the expense, this is a solid investment to maintain system integrity. For those seeking a more economical option, you may explore aftermarket alternatives but be cautious of quality and compatibility risks.

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1. **Verify the Source** Purchase from an **authorized Liebert distributor** or a reputable supplier with a good return policy to avoid counterfeit parts. Check reviews or ask for certifications if buying online.

2. **Check Warranty Coverage** Ensure the part comes with a warranty and that you understand the terms, including any registration requirements.

3. **Consider Professional Installation** If you are unsure about handling the replacement, consult a technician to avoid damaging the board or voiding the warranty.

4. **Compare Prices** While original parts are reliable, compare prices across suppliers to ensure you are not overpaying. Sometimes, authorized resellers offer competitive pricing.

5. **Evaluate Alternatives** If cost is a concern, research aftermarket options (e.g., from brands like APC or other UPS manufacturers) that may offer similar functionality at a lower price though always test compatibility first.

6. **Document the Replacement** Keep records of the purchase, installation date, and any warranty information for future reference.

**Final Verdict:** If your system s reliability is critical and you can afford the part, the **Liebert 02-790867-10** is a dependable choice. For cost-sensitive buyers, weigh the risks of aftermarket parts carefully before proceeding.

Details:

May show some signs of wear due to age and storage.

part #: 0279086710 prices

• $36.95-$59.99

specifications pcbemdev:

• brand: Liebert
• mpn: 02-790867-10
• part type: Circuit Alarm Board

seller pcbemdev:

• city: Burlington, North Carolina
• rating: 99.9%
• # reviews: 21525

general pcbemdev:

• condition: Used
• Electronic Components Semiconductors > Circuit Boards Prototyping > Printed Circuit Boards PCBs

shipping pcbemdev:

• carrier: USPS, UPS
• cost: $0.00
• transit: 3-8 Days
• class: Standard, Expedited, One-day
• type: Calculated
• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground, UPS Next Day Air

returns pcbemdev:

• policy: Returns Accepted
• paid by: Seller
• method: Money back
• time: 30 Days

offer pcbemdev:

• started: March 25, 2026
• quantity: 1
• best offers: True
• sold: 0
• availability: In Stock
• options: Ship-to-home

payments pcbemdev:

• credit card: Discover
• wallet: Paypal
• other

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