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Eltek Flatpack S 36V/1000W HE UI Rectifier Module (241122.235)
Ultra High Power Density: Compact structure with power density up to 26 W/inch³, saving cabinet space significantly.
Dual Wide Input: Compatible with 185~275V AC and 185~400V DC dual input, also supports 85~305V extended operating range for strong grid adaptability.
High Conversion Efficiency: Overall efficiency reaches 95%, low heat generation, reducing long-term energy consumption and cooling costs.
Hot-Plug Support: Hot pluggable design allows module replacement without system shutdown, ensuring continuous operation.
Complete Safety Protection: Built-in output OR-ing protection, overvoltage, overcurrent, short-circuit and overtemperature protection for full safety.
Voltage Keying Function: Realizes voltage identification and matching, preventing mismatched modules from being used.
Wide Temperature Operation: Works stably from -40℃ to +85℃, adapting to extreme cold and hot industrial environments.
Reliable Heat Dissipation: Adopts single intelligent fan for stable heat dissipation, low noise and long service life.
Professional Certification: Passes Rail EMC, CE, UL and RoHS certifications, compliant with global industrial and electrical standards.
Current Sharing Function: Accurate current sharing within ±5% under 10%~100% load, suitable for parallel use of multiple modules.
Rail transit & Metro: FST modem, line block systems, track circuits, signal relays
Power utilities: Secondary substations and industrial power distribution systems
Telecom base stations and embedded DC power systems
Industrial control equipment and backup power supplies
3U rack power systems (combined with Smartpack S controller)
| Category | Item | Parameter |
|---|---|---|
| Basic Info | Product Type | Compact Rectifier Module |
| Model | Flatpack S 36V/1000W HE UI | |
| Part Number | 241122.235 | |
| Brand | ELTEK | |
| AC Input | Nominal Voltage | 185 ~ 275 VAC |
| Operating Range | 85 ~ 305 VAC | |
| Input Frequency | 45 ~ 66Hz (50/60Hz) | |
| DC Input | Nominal Voltage | 185 ~ 400 VDC |
| Operating Range | 85 ~ 400 VDC | |
| DC Output | Nominal Voltage | 40 VDC |
| Adjustable Range | 33 ~ 45 VDC | |
| Rated Power | 1000W | |
| Max Output Current | 27.8A | |
| Conversion Efficiency | ≥ 95% | |
| Static Voltage Regulation | ±0.5% (10%~100% load) | |
| Current Sharing | ±5% (10%~100% load) | |
| Physical Parameter | Dimension (W×H×D) | 72 × 41.5 × 217 mm |
| Weight | 0.85 kg | |
| Cooling Mode | Single Fan Cooling | |
| Environment | Operating Temperature | -40℃ ~ +85℃ |
| Storage Temperature | -40℃ ~ +85℃ | |
| Protection | OR-ing, Overvoltage, Overcurrent, Short-circuit, Overtemperature | |
| Certifications | Rail EMC, CE, UL, RoHS | |
| Matching Device | Smartpack S Controller, 3U Rack |




Space-Saving Compact Design: Mini size and high power density, ideal for space-limited rack cabinets.
Dual Input Compatibility: AC/DC dual input design meets diverse power access demands for rail and industrial scenarios.
High Efficiency & Energy Saving: 95% high efficiency lowers power loss and operational expenses.
Easy Maintenance: Hot plug design realizes non-stop replacement, reducing maintenance downtime.
Extreme Environment Resistance: -40℃ to +85℃ wide temperature range adapts harsh industrial sites.
Stable Parallel Operation: Precise current sharing supports multi-module parallel expansion.
Full Safety Guard: Multiple protection mechanisms ensure equipment and system safety.
Global Compliance: Multiple authoritative certifications support worldwide project deployment.
Q: What input types does this module support?
A: It supports AC and DC dual input, AC:185~275V (85~305V extended); DC:185~400V.
Q: What are the output parameters?
A: Rated output power 1000W, max current 27.8A, output voltage adjustable 33~45VDC.
Q: Does it support hot plug?
A: Yes, the module is hot-pluggable, which can be replaced without powering off.
Q: What is the working temperature range?
A: The operating temperature is -40℃ ~ +85℃, suitable for extreme environments.
Q: What is the size and weight?
A: Dimension:72 × 41.5 × 217 mm, weight:0.85kg.
Q: Can multiple modules work in parallel?
A: Yes, it supports parallel use with current sharing error within ±5%.
Q: What certifications does it have?
A: It has passed Rail EMC, CE, UL, RoHS and other certifications.