Crompton Instruments 253PHDU Over Relay Energize/ Under Relay DeEnergize, 60Hz

The Crompton Instruments 253-PHDU is a high-quality Over / Under Relay designed to protect electrical circuits and equipment from dangerous fluctuations in voltage. This 60Hz relay features an over-relay energize function and an under-relay de-energize function, ensuring that your system remains stable and safe under varying load conditions. Ideal for industrial, commercial, and residential applications, this Crompton Instruments relay is essential for protecting motors, generators, and other critical electrical equipment.

This new open box item is in excellent condition and has never been used, offering a cost-effective solution to upgrade or replace faulty equipment. With Crompton Instruments' reputation for durable and reliable electrical components, this 253-PHDU relay is a dependable choice for your circuit protection needs.

Key Features:

• Model: Crompton Instruments 253-PHDU Over Relay Energize / Under Relay De-Energize
• Type: Over / Under Relay with energize (over) and de-energize (under) functions
• Frequency: Rated for 60Hz systems, compatible with a wide range of industrial and commercial setups
• Protection: Provides overvoltage protection by energizing the relay in overvoltage conditions and de-energizing it during undervoltage
• Durability: Built to withstand the demands of industrial environments, providing long-lasting and reliable protection
• Condition: New – Open Box – Unused, with minimal signs of handling or packaging wear
• Application: Ideal for motors, generators, and other sensitive electrical equipment that require precise voltage control
• Manufacturer: Crompton Instruments, a trusted name in electrical protection and control equipment
• Easy Installation: Designed for easy integration into industrial control systems and electrical panels

The Crompton Instruments 253-PHDU relay provides critical voltage protection by ensuring that equipment is protected from both overvoltage and undervoltage conditions. When the system voltage exceeds or drops below preset levels, the relay triggers either an energize or de-energize response, preventing damage to sensitive electrical equipment. This 60Hz relay is essential for applications in industries such as manufacturing, energy, and facility management, offering peace of mind and reliable performance.

We ship orders Monday through Friday, excluding holidays. Most in-stock items are processed and shipped within 1–2 business days. Once your order ships, you’ll receive tracking information via email.

Standard Shipping: 2–5 business days (carrier: USPS, UPS, or FedEx depending on item size and destination)

Expedited Shipping: Available upon request. Contact us before ordering.

Freight Shipping: Larger or palletized orders may ship via LTL freight. We’ll contact you directly for delivery coordination.

Shipping Rates:
Shipping costs are calculated at checkout based on weight, dimensions, and destination. For bulk orders or local pickups, please contact us for custom shipping options.

New Products are covered by a 90 Day Warranty. Used Products are sold as is.

   Returns are accepted within 30 days of delivery.
    •    Items (new or used) must be in the same condition as received and include original packaging when possible.
    •    A receipt or proof of purchase is required.
    •    Buyer is responsible for return shipping unless the item is defective or not as described.

 A 20% restocking fee applies to all returns not due to defects or listing errors (e.g., ordered by mistake, no longer needed).
    •    This fee will be deducted from the refund total.