ECS Inc. International is a global leader in frequency control and timing solutions, manufacturing crystals, oscillators, resonators, and real-time clocks for over 45 years.
Parts that are not part of a series
Company background and product focus
ECS Inc. International, founded in 1980, is a global leader in frequency control and power management solutions. For more than 45 years, the company has met the growing worldwide demand for precision timing devices including crystal oscillators, quartz crystals, resonators, and real-time clocks.
ECS Inc. offers a comprehensive range of frequency control products including surface mount (SMD) and through-hole crystals, AEC-Q200 qualified automotive-grade components, tuning fork crystals, and MHz crystals with thermistor options. Their oscillator lineup includes standard XOs, VCXOs, TCXOs, OCXOs, and programmable oscillators with frequencies up to 1.5 GHz and stabilities as low as ±10 ppm.
Key product categories include:
ECS timing products serve applications in automotive, telecommunications, mobile devices, medical equipment, industrial automation, and IoT devices.
© 2026 Zenode. All rights reserved.




Product families from ECS Inc.
| Series | Category | Parts | Status | Description |
|---|---|---|---|---|
| Series | Category | Parts | Status | Description |
|---|---|---|---|---|
| Crystals, Oscillators, Resonators | 1 | Active | ||
| Crystals, Oscillators, Resonators | 2 | Active | ||
| Oscillators | 3 | Active | ||
| Oscillators | 1 | Active | ||
| Crystals, Oscillators, Resonators | 4 | Active | ||
| Oscillators | 1 | Active | ||
| Crystals | 1 | Active | ||
| Crystals | 1 | Active | ||
| Crystals | 1 | Active | ||
| Crystals, Oscillators, Resonators | 1 | Active |
Parts from ECS Inc. that are not part of a series
| Part Information | Pricing (lowest) | Number of Positions | Package Accepted | For Use With/Related Products | Accessory Type | Mounting Type | Quantity | Quantity Values | Quantity per Value | Packages Included | Frequency Stability | Operating Temperature (Min) | Operating Temperature (Max) | Output | Base Resonator | Type | Package Leads | Package Name | Size / Dimension Width | Size / Dimension Length | Frequency | Height - Seated (Max) | Package Length | Package Width | Voltage - Supply |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() ECS Inc. MOUNTING HARDWARE TEFLON INSULATOR | Sign in to see pricing | 3 | HC-49U/US | Crystals | Insulator | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
![]() ECS Inc. UM-1 BASE INSULATOR | Sign in to see pricing | 3 | — | Crystals | Insulator | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
![]() ECS Inc. AUTOMOTIVE CRYSTAL KIT | Sign in to see pricing | — | — | — | — | Surface Mount | 50 pcs | 10 Values | 5 Each | 4-SMD, LCC), No Lead (DFN | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ CMOS | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 5 ppb | 0 °C | 50 °C | CMOS | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 3.3 V |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ SNWV | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 5 ppb | 0 °C | 50 °C | Sine Wave | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 3.3 V |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ CMOS | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 10 ppb | -20 °C | 70 °C | CMOS | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 3.3 V |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ SNWV | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 10 ppb | -20 °C | 70 °C | Sine Wave | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 3.3 V |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ CMOS | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 30 ppb | -40 °C | 75 °C | CMOS | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 3.3 V |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ SNWV | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 30 ppb | -40 °C | 75 °C | Sine Wave | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 3.3 V |
![]() ECS Inc. XTAL OSC OCXO 10.0000MHZ CMOS | Sign in to see pricing | — | — | — | — | Surface Mount | — | — | — | — | 5 ppb | 0 °C | 50 °C | CMOS | Crystal | OCXO | 5 Leads | 5-SMD, 6-SMD | 0.87 in | 1 in | 10 MHz | 0.488 in | 25.4 mm | 22.1 mm | 5 VDC |