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    1. Home/
    2. All Categories/
    3. Electromechanical/
    4. Relays, Contactors & Solenoids/
    5. CT30S1 Littelfuse

    CT30S1 [Littelfuse]

    CT30S1
    CT30S1

    Part No:

    CT30S1

    Category:

    Relays, Contactors & Solenoids

    Manufacturer:

    Littelfuse

    Description:

    The CT Series combines a delay-on-make and delay-on-break time delay into one unit and may be used to control fan delays in heating and/or cooling equipment.

    Datasheet:

    Product FAQ

    1. Is CT30S1 available for RFQ?

    Yes. CT30S1 by Littelfuse is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for CT30S1?

    Pricing for CT30S1 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of CT30S1?

    CT30S1 is a Littelfuse Relays, Contactors & Solenoids with Thermostat Anticipator Resistor: ≥3000Ω and Output Rating Inrush (AT 55°C): 5A at 55°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for CT30S1?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can CT30S1 be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to CT30S1?

    Yes. If CT30S1 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Littelfuse Relays, Contactors & Solenoids parts or compatible alternatives.

    RFQ

    Part Number:

    CT30S1

    Manufacturer:

    Littelfuse

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Insulation Resistance
    ≥100MΩ
    Operating Humidity
    95% relative, non-condensing
    Operating Temperature
    -40°C ~ 70°C
    Weight
    2.4 oz (68 g)
    Storage Temperature
    -40°C ~ 85°C
    Ac Line Frequency
    50/60Hz
    Dielectric Breakdown
    ≥2000V rms
    Dimensions Depth
    30.7 mm
    Dimensions Height
    50.8 mm
    Dimensions Width
    50.8 mm
    Factory Calibration Tolerance
    ±20%
    Mounting Type
    Surface mount
    Output Form
    No
    Output Rating Inrush (AT 55°C)
    5A at 55°C
    Output Rating Steady State
    0.75A
    Output Type
    Solid state
    Recycle Time
    ≤300ms
    Repeat Accuracy
    ±5%
    Supply Voltage
    24VAC
    Supply Voltage Tolerance
    ±15%
    Terminations
    0.25 in. male quick connect
    Thermostat Anticipator Resistor
    ≥3000Ω
    Timing Range Max
    600s
    Timing Range Min
    1s
    Voltage Drop
    1.25V

    Products Detail

    The CT Series time delay relays are designed for HVAC applications, providing delay-on-make and delay-on-break functions in a single unit. They feature bypass circuitry for cooling anticipators ≥ 3000 ohms, operate on 24VAC control circuits, and can be interconnected for sequencing multiple loads. The units are totally solid state, encapsulated for protection against shock, vibration, and humidity, with no moving parts to wear out, simplifying wiring and installation while optimizing efficiency.

    Key Features

    • Delay-on-Make and Delay-on-Break in one unit
    • Totally solid state and encapsulated
    • Interconnectability with other CT modules
    • Simplifies wiring and installation
    • No moving parts to arc and wear out

    Application scenarios

    • HVAC
    • fan control
    • sequencing of electric heating elements

    Documents

    Datasheets:

    CT Series Datasheet
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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