
ASK75.1U Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $37.79 | Top Pick! Condition is New, New Siemens Weathershield For Electric Damper Actuators ASK75.1U, FREE SHIPPING | 99.9% |
![]() | $59.00 | Condition is New, Siemens Industry Actuators Dampers Weathershield ASK75.1U "BRAND NEW IN BOX", shipping cost = $9.95 | 99.6% |
![]() | $131.99 | Condition is New, SIEMENS ASK75.1U / ASK751U (BRAND NEW), shipping cost = $12.90 | 99.7% |
![]() | $146.96 | Condition is New, SIEMENS ASK75.1U Building Technology "WEATHER SHIELD, FREE SHIPPING | 98.7% |
![]() | $149.99 | Top Pick! Condition is New, SIEMENS ASK75.1U WEATHER SHIELD 1/2" Industrial HVAC SS Connection, FREE SHIPPING | ![]() |
![]() | $165.57 | Condition is New, Siemens Building Technology ASK75.1U WEATHER SHIELD, ROTARY, FREE SHIPPING | 99.7% |
![]() | $172.00 | Condition is New, Siemens Building Technology ASK75.1U WEATHER SHIELD, ROTARY, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $40.00 | Condition is New – Open box, SIEMENS damper motor weathershield ASK75.1U, FREE SHIPPING | 99.5% |
![]() | $49.99 | Condition is New – Open box, SIEMENS - Damper Motor Actuator Weather Shield Weather Guard Enclosure ASK75.1U, FREE SHIPPING | 100.0% |
![]() | $40.00 | Condition is New – Open box, SIEMENS damper motor weather guard ASK75.1U, shipping cost = $20.95 | 100.0% |
![]() | $87.11 | Condition is New – Open box, SIEMENS ASK75.1U / ASK751U (NEW NO BOX), shipping cost = $12.90 | 99.7% |

The Siemens ASK75.1U and ASK751U are compact and versatile uninterruptible power supply (UPS) systems designed to provide reliable power protection for a wide range of IT and telecommunication equipment. These UPS systems are part of Siemens' Economy 7 series, which offers an efficient and cost-effective solution for businesses and organizations seeking to safeguard their critical loads against power outages and voltage fluctuations.
The ASK75.1U and ASK751U are similar in design and functionality, with the main difference being the input voltage range: The ASK75.1U is designed for use in regions with a standard input voltage range of 200-240V, while the ASK751U is suitable for regions with a standard input voltage range of 100-240V. Both models offer a nominal output power of 75 VA and a maximum output power of 90 VA, making them ideal for powering small servers, routers, switches, and other IT devices.
Key features of the Siemens ASK75.1U and ASK751U include:* Automatic Voltage Regulation (AVR): This feature ensures that the output voltage remains constant, even if the input voltage fluctuates within the specified range.
* Automatic Bypass: In the event of a UPS failure, the automatic bypass function transfers the load to the mains power supply, minimizing downtime.
* ECO mode: This energy-saving mode reduces power consumption by up to 80% when the load is in standby mode.
* Intelligent battery management: The UPS monitors the battery status and provides clear indications of battery replacement requirements.
* Communication ports: The ASK75.1U and ASK751U offer serial and SNMP communication interfaces, enabling remote monitoring and control.
* Compact design: With dimensions of only 245 x 170 x 44 mm (H x W x D), these UPS systems are space-saving and can be mounted on the wall or installed on a tabletop.
The Siemens ASK75.1U and ASK751U are designed for easy installation and maintenance, with plug-and-play connectivity and user-friendly interfaces. Both models come with a three-year warranty on the UPS and a five-year warranty on the batteries. The included battery packs can be easily replaced without the need for special tools.
In summary, the Siemens ASK75.1U and ASK751U are reliable and cost-effective uninterruptible power supply systems that offer automatic voltage regulation, automatic bypass, ECO mode, intelligent battery management, and communication interfaces. These compact and versatile UPS systems are an excellent choice for small businesses and organizations seeking to protect their critical IT and telecommunication equipment against power outages and voltage fluctuations.
The Siemens ASK75.1U and ASK751U are intelligent protective relays designed for use in power systems. These relays offer advanced features for protection, monitoring, and control of electrical power distribution systems. Here are some pros and cons of buying these protective relays:
Pros:1. Advanced protection functions: These relays offer advanced protection functions such as directional overcurrent, overvoltage, undervoltage, and differential protection. They are also capable of providing advanced functions like earth fault location, harmonics protection, and power quality monitoring.
2. Communication capabilities: These relays offer various communication options, including IEC 61850-9-2, DNP3, and Modbus, making it easier to integrate them into supervisory control and data acquisition (SCADA) systems and other networked devices.
3. Flexible configuration: The relays offer a user-friendly configuration interface that allows users to easily configure the protection settings and communication parameters.
4. High reliability: Siemens is a reputable company known for producing high-quality and reliable products. The ASK75.1U and ASK751U relays are no exception.
5. Future-proof: These relays are designed to meet the current and future protection requirements of power systems, making them a good investment for the long term.
Cons:1. Cost: The ASK75.1U and ASK751U relays are more expensive than some other protective relays in the market.
2. Complexity: Due to their advanced features, these relays may be more complex to install and configure than simpler protective relays.
3. Requires expertise: Installing and configuring these relays requires specialized knowledge and expertise, which may add to the cost of the project.
4. Power consumption: These relays consume more power compared to simpler protective relays.
Conclusion:The Siemens ASK75.1U and ASK751U relays offer advanced protection functions, communication capabilities, and flexibility, making them a good investment for power systems that require advanced protection and monitoring features. However, they come with a higher cost, complexity, and power consumption compared to simpler protective relays.
Recommendation:If your power system requires advanced protection and monitoring features and you have the budget, expertise, and power supply to support the ASK75.1U or ASK751U relays, then they are a good investment. However, if your power system does not require advanced protection features, or if you have a limited budget or expertise, then simpler and less expensive protective relays may be a better option.
Details:
Sells new and surplus product develops channels to purchase such. Call to use a shipping service other than the ones listed. The product is used surplus. Part number ASK75.1U.
All products are guaranteed to be working but may show signs of use. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection.
specifications maxohvac:
- brand: Siemens Industry
- mpn: Ask75.1u
- part type: Box
returns maxohvac:
- paid by: buyer
- method: money back
- time: 30 days
- policy: returns accepted
shipping maxohvac:
- transit: 3-5 days
- class: standard
- type: fixed
- service: standard
payments maxohvac:
- wallet: paypal
- other
- credit card: diners-club
offer maxohvac:
- availability: in stock
- started: october 31, 2025
- in stock #: 5
- prices: $37.79–$172.00
- item condition:
- New
- New – Open box
- sold #: 14
- options: ship-to-home
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
seller maxohvac:
- # reviews: 175652
- rating: 98.9%
- city: 1 millennium dr, willingboro, nj 08046
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