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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
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For Your Every Summer RSVP, with Code: SUMMER15
Description
CyberPower OLS Rack/Tower OLS2000ERT2Ua UPS 2000VA/1800W Uninterruptible Power SupplyDescriptionSpecificationsShipping CyberPower Systems Online S (A) 2000VA 1800W Rack UPS 12V 9AHx4 8x IEC C13 USB & Serial Port & SNMP Slot (optional RMCARD205). Features: Online (Double Conversion) UPS Topology Generator Compatible Zero Transfer Time Extended Battery Module Auto detection Critical Non critical Load Outlets Phone Fax Modem DSL Network Protection Variable Speed Fans PowerPanel Management Software Rack Tower Convertible Configurations
CyberPower Systems Online S (A) 2000VA/1800W Rack UPS - 12V/9AHx4 - 8x IEC C13 - USB & Serial Port & SNMP Slot (optional RMCARD205).
Features:
- Online (Double Conversion) UPS Topology
- Generator Compatible
- Zero Transfer Time
- Extended Battery Module Auto-detection
- Critical/Non-critical Load Outlets
- Phone/Fax/Modem/DSL/Network Protection
- Variable Speed Fans
- PowerPanel Management Software
- Rack/Tower Convertible Configurations
- ECO Mode
- Overload Protection
- Smart Battery Management (SBM)
- Surge and Spike Protection
- EMI and RFI Filtration
- Color LCD Panel
- Emergency Power Off (EPO) Port
- SNMP/HTTP Remote Management Capability (Optional)
- Phase: Single Phase
- Form Factor: Rackmount, Tower
- UPS Topology: Online Double Conversion
- Energy Saving Technology: Online ECO Mode Efficiency > 95%
- Generator Compatibility: Yes
- Nominal Input Voltage ( Vac ): 230 ± 10%
- Input Voltage Range ( Vac ): 190 - 300
- Adjustable Voltage Range ( Vac ): 0-30% Load for 80 - 300 Vac | 0-50% Load for 120 - 300 Vac | 0-75% Load for 160 - 300 Vac | 0-90% Load for 190 - 300 Vac | 0-100% Load for 200 - 300 Vac
- Input Frequency ( Hz ): 50 ± 10 | 60 ± 10
- Input Frequency Detection: Auto-sensing
- Rated Input Current ( A ): 9
- Input Power Factor: 0.99
- Input Connector Type: IEC C14
- Power Cord Length (m.): 1.5
- Output Capacity (Watts): 1800
- On Battery Waveform: Pure Sine Wave
- On Battery Voltage(s) ( Vac ): 208 ± 1% | 220 ± 1% | 230 ± 1% | 240 ± 1%
- Output Voltage Setting: Configurable
- On Battery Frequency ( Hz ): 50 ± 0.5% | 60 ± 0.5%
- Output Frequency Setting: Configurable
- Power Factor: 0.9
- ECO Mode Voltage Tolerance: ± 15 %
- Overload Protection: Internal Current Limiting, Circuit Breaker, Fuse
- Overload Protection (Line Mode): 110-120% Load for 1 min, >120% Load Immediately
- Overload Protection (Battery Mode): 110-120% Load for 10 sec, >120% Load Immediately
- Overload Protection (Bypass Mode): >130% Load Immediately
- Crest Factor: 3 : 1
- Harmonic Distortion (Linear Load): THD 3%
- Harmonic Distortion (Non-linear Load): THD 5%
- Internal Bypass: Automatic Bypass, Manual Bypass
- Outlet(s) - Total: 8
- Outlet Type: IEC C13 x 8
- Outlet(s) - Battery & Surge Protected: 8
- Outlet(s) - Critical Load (CL): 4
- Outlet(s) - Non-Critical Load (NCL): 4
- Typical Transfer Time ( ms ): 0
- Runtime at Half Load ( min ): 11.9
- Runtime at Full Load ( min ): 4
- Typical Recharge Time ( Hours ): 4
- Maximum Charging Current ( A ): 1.5
- Start On Battery: Yes
- Smart Battery Management (SBM): Yes
- User-replaceable: Yes - Qualified Personnel Only
- Battery Type: Sealed Lead-acid
- Battery Cartridge: RBP0157
- RBP Quantity ( pcs ): 1
- Battery Quantity (Each RBP) ( pcs ): 4
- Battery Voltage (Each RBP) ( V ): 48
- Compatible Extended Battery Module (EBM): BPSE48V40ART2U
- Extended Battery Module Auto-detection: Yes
- Max. EBM Quantity ( pcs ): 3
- Surge Suppression ( Joules ): 363
- EMI/RFI Filtration: Yes
- Phone/Network Protection RJ11/RJ45 (Combo): 1-in, 1-out
- LCD Information Display: Operation Type, Power Status, Battery Status, Load Status, Fault & Warning, Other Information, Event & Log
- LCD Setting & Control: Mode Setting, Alarm Setting, Input & Output, Battery Setting
- HID Compliant USB Port(s): 1
- Dry Contact (with Relay): Yes
- Emergency Power Off (EPO) Port: Yes
- Audible Alarms: Battery Mode, Low Battery, Overload, Overcharge, Overheat, UPS Fault, Replace Battery
- Management Cable ( pcs ): Power Cord x2, USB Cable x1
- Power Management Software: PowerPanel Business (Recommended)
- SNMP/HTTP Remote Monitoring: Yes - with optional RMCARD205
- Enclosure Construction: Metal
- Rackmount Rail: Yes
- Rackmount Ears: Yes
- Dimensions: 438 x 88 x 430
- Weight: 19.2kg
- Certifications: CE, RCM
- SKU OLS2000ERT2Ua
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
4.8 ★★★★★
Based on 18 reviews
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Product Reviews
★★★★★ 5
Excellent Summer Resource for Kids!
Format: Paperback
I purchased the "Summer Bridge Activities 2nd to 3rd Grade Workbook" for my 8-year-old, and it has exceeded my expectations in every way. This comprehensive workbook is a fantastic tool to keep children engaged and learning during the summer break. My sibling is an elementary school teacher and introduced me to these books when my son was in Kindergarten and I honestly have not looked back. My LO loved a good challenge so we typically do multiple days to ensure we finish it in its entirety during the summer. I'm constantly recommending these books every summer as I have not yet found anything to replace it.
Content Quality:
The workbook covers all essential subjects: math, reading comprehension, writing, science, social studies, and even fitness. Each section is well-organized and filled with age-appropriate activities that challenge and entertain. The variety of exercises ensures that my child doesn't get bored, and the progressive difficulty helps build confidence.
Educational Value:
The math and reading comprehension sections are particularly strong, with clear explanations and plenty of practice problems. The writing prompts encourage creativity and critical thinking, while the science and social studies sections introduce interesting facts and concepts. I appreciate the inclusion of fitness activities, promoting a healthy lifestyle alongside academic learning.
Flash Cards:
The included flash cards are a wonderful bonus. They are durable, colorful, and perfect for quick review sessions. My child enjoys using them, and they make reinforcing concepts fun and interactive.
Ease of Use:
The workbook is user-friendly with clear instructions for both parents and kids. It's designed to be self-paced, which means my child can work independently or with minimal guidance. The answer key at the back is helpful for quick checks.
Engagement:
What sets this workbook apart is its ability to make learning enjoyable. The activities are engaging, and the themes are relevant and interesting. My child looks forward to workbook time each day, which is a huge win for any parent trying to prevent the summer slide.
Overall, the "Summer Bridge Activities 2nd to 3rd Grade Workbook" is an excellent investment in your child's education. It's thorough, fun, and well-designed to keep young minds sharp over the summer. I highly recommend it to any parent looking to provide a balanced and enriching educational experience during the school break.
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Reviewed in the United States on June 13, 2024
★★★★★ 5
Good quality for price
Format: Paperback
This was a good book for the summer. It has a variety of activities so my child didn't get bored. It also has some fun "outside" only ideas to get them up and moving. It was a good bridge book that she could (mostly) do independently. However, as they progress through it, parents should be there to help and reiterate different concepts. It was well worth the price and helped the transition go smoothly.
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Reviewed in the United States on November 12, 2025
★★★★★ 5
Perfect To Keep A Youngster's Mind Active Over The Summer
Format: Paperback
Simply put, this is a great activity book to help your child stay mentally active when out of school for the summer. It is not intended to be a full school curriculum, but instead a way to keep children mentally active during the summer break. We have a child leaving 2nd and heading to 3rd grade and were concerned about her skills being lost over the summer. While we do work with her to increase her skillset, we were more concerned about the atrophy that happens when not in school than jumping her ahead. It can be a bit tough for kids returning to school if they go 2-3 months with little book work, so we wanted to help keep her fresh but not fill her summer with full days of 'school' work.
This book is a solid mix of skills with some being easy and others more of stretch. The easy and stretch items will vary with the schooling your child gets and their abilities. I suspect most kids heading to third grade will find most of the work in this book at least a strong refresher and potentially help move them in some areas. This is setup to be a roughly 15 minute daily regime but we have enhanced it with some other work. We have math and science specific activity books as well as a reading workbook that we rotate into the mix. We also keep track of words she has a harder time spelling and use them make a 10 spelling word weekly review and test (review for 4 days and test on the fifth). Most of these topics are in the bridge activities book, but we felt a little extra attention would not hurt and some variety in what she is working on keeps things fresh. We do spelling, reading/writing and a couple 'pages' of work each weekday which comes out to about a 45-60 minute batch of work. The Summer Bridge Activities books is a constant in the mix with a page used almost every day and the other work rotated.
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Reviewed in the United States on July 5, 2017
★★★★★ 4
Great summer workbook!
Format: Paperback
So far an easy book compared to the Argo Summer Academy one that was too challenging. I don't like the way the pages are perforated they fall out of the book too easily. I feel like it is a good balance of keeping up skills already learned and softly introducing a little bit of challenge. I like how each day has math and reading. Easy to keep skills up with only 15 minutes of work a day.
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Reviewed in the United States on June 22, 2025
★★★★★ 5
Ideal for Summer Learning
Format: Paperback, Format: Paperback
The books are made of good quality and are durable for daily use. The pages are colorful, and the text is a good size for children to read. The instructions are clear and cover a wide variety of topics to reinforce children during the summer.
I would like for it to explain some concepts and not just be exercises. It includes answer sheets for all exercises, stickers to reward each day of exercise, and a diploma upon finishing the book. The exercises are designed for 15-20 minutes daily and are meant for children to review every day.
The pages are thick, so even if they use markers, it won't bleed through to the other side. I highly recommend them to avoid the summer gap when returning to classes.
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Reviewed in the United States on June 24, 2024