Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 6 - Jul 11
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Delta R series UPS, no battery, 1kVA, 230V, 4A chargerReliable power supply for small and medium enterprises Deltas Amplon R series is an online double conversion rack mountable UPS providing consistent sine wave power to your critical equipment and reliable protection for IT equipment and data centers. The R series offers an output power factor of 0. 9 and a best in class AC AC efficiency of up to 93% for greater energy savings. The Amplon R series leads the industry in combining compact size,
Reliable power supply for small and medium enterprises
Delta’s Amplon R series is an online double-conversion rack-mountable UPS providing consistent sine-wave power to your critical equipment and reliable protection for IT equipment and data centers. The R series offers an output power factor of 0.9 and a best-in-class AC-AC efficiency of up to 93% for greater energy savings. The Amplon R series leads the industry in combining compact size, availability, flexibility, and low total cost of ownership.
Availability
- True online double-conversion topology provides zero transfer time to ensure maximum protection of the equipment
- Watch-dog design of the DSP (Digital Signal Processor) increases reliability
- Cold-start capability provides temporary battery power when the utility power is out
- Operating temperature tolerance up to 50°C ensures critical loads’ continuity
- The Maintenance Bypass Box offers load continuity during battery replacement or other upgrades
Flexibility
- Compact dimensions meet the needs of different rack cabinets
- Convertible rack and tower configuration in 2U size cabinet
- Excellent local communications through rotatable LCD display
- Intelligent management software connectivity via RS232, mini slot or USB port
Low Total Cost of Ownership
- Wide input voltage range reduces the chance of using the battery and extends battery life
- Intelligent battery management sustains battery life and performance
- High output power factor of 0.9 provides more real power to critical loads
- High input power factor (pf > 0.99) and low harmonic distortion (iTHD < 3%) save upstream investment
- Up to 93% AC-AC efficiency and 96% efficiency in ECO mode results in marked energy cost savings
- Fan speed control by load level and room temperature optimizes performance
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.9 ★★★★★
Based on 478 reviews
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Product Reviews
★★★★★ 5
Recommend
Format: Paperback
Has been a great learning book
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 11, 2026
★★★★★ 4
Teacher approved
Format: Paperback
Great review book to help bridge the learning between Kindergarten and 1st grade. Teacher approved!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2025
★★★★★ 5
Best
Format: Paperback
Best summer workbooks! Simple and quick for a summer day! They love getting the stickers to show they completed the page!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
★★★★★ 5
Excellent Summer Learning Workbook
Format: Paperback
The Summer Bridge Activities Kindergarten to 1st Grade workbook is a fantastic way to keep kids engaged and learning over the summer! It covers a great mix of subjects, including math, language arts, science, social studies, and even fitness activities. The exercises are fun, age-appropriate, and designed to reinforce key skills while preparing kids for the next grade.
I love the balance between learning and interactive activities—it keeps children motivated without feeling like homework. The layout is colorful and easy to follow, making it a great resource for both parents and kids. Highly recommend for summer learning and skill retention!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 18, 2025
★★★★★ 5
Excellent Summer Workbooks - Keeps Kids Engaged and Ready
Format: Paperback
These workbooks have been an absolute lifesaver for keeping my kids on track over the summer! I was looking for a resource that would help them retain what they learned and prepare for the next school year without feeling like a chore, and these deliver perfectly.
What I particularly love is how well **organized they are by days**. This structure eliminates any guesswork and makes it incredibly easy to assign manageable chunks of work each day, which helps to **keep my kids consistently on track**. There's no overwhelm, just steady progress.
The content is engaging, and it genuinely seems to reinforce key concepts in a fun way. We've had **absolutely no complaints** from the kids, which is a huge win for any summer learning material! I highly recommend these workbooks for any parent looking for a structured and effective way to bridge the academic gap during the summer break.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2025
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