Fluke 1550C FC 5 kV Digital Insulation Tester
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Product Description
The Fluke 1550C is a megohmmeter insulation resistance tester that offers insulation testing for up to 5 kV; this Fluke insulation tester is ideal for high voltage equipment like switch gear, motors, & cables.
Technical Specifications
- Manufacturer part number (MPN)
- 4977402
- Brand
- Fluke
- Category
- Tools
- 250 V Range
- 50 GΩ
- 250 V Accuracy (± reading)
- Unspecified 5% 20% Unspecified
- 500 V Range
- 100 GΩ
- 500 V Accuracy (± reading)
- Unspecified 5% 20% Unspecified
- 1000 V Range
- 200 GΩ
- 1000 V Accuracy (± reading)
- Unspecified 5% 20% Unspecified
- 2500 V Range
- 500 GΩ
- 2500 V Accuracy (± reading)
- Unspecified 5% 20% Unspecified
- 5000 V Range
- 1 TΩ
- 5000 V Accuracy (± reading)
- Unspecified 5% 20% Unspecified
- Bar graph range
- 0 to 1 TΩ (1550C) - 0 to 2 TΩ (1555)
- Insulation test voltage accuracy
- -0%, +10% at 1 mA load current
- Induced AC mains current rejection
- 2 mA maximum
- Charging rate for capacitive load
- 5 seconds per μF
- Discharge rate for capacitive load
- 1.5 s/μF
- Leakage current measurement Range
- 1 nA to 2 mA
- Leakage current measurement Accuracy
- ± (20% + 2 nA)
- Capacitance measurement Range
- 0.01 μF to 15.00 μF
- Capacitance measurement Accuracy
- ± (15% rdg + 0.03 μF)
- Timer Range
- 0 to 99 minutes
- Timer Resolution setting
- 1 minute
- Timer Resolution indication
- 1 second
- Live circuit warning Warning range
- 30 V to 660 V AC/DC, 50/60 Hz
- Live circuit warning Voltage accuracy
- ± (15% + 2 V)
- Software specifications
- FlukeView Forms™ basic software requires a PC running Windows XP, Windows Vista , Windows 7 or Windows 8.
- Display
- 75 x 105 mm
- Power
- 12 V lead-acid rechargeable battery, Yuasa NP2.8-12
- Charger Input (AC)
- 85 V to 250 V AC 50/60 Hz 20 VA
- Dimensions
- 269 x 277 x 160 mm (10.6 x 10.9 x 6.3 in)
- Weight
- 3.7 kg (8.2 lb)
- Temperature (operating)
- -20°C to 50°C (-4°F to 122°F)
- Temperature (storage)
- -20°C to 65°C (-4°F to 149°F)
- Humidity
- 80% to 31°C decreasing linearly to 50% at 50°C
- Altitude
- 2000 m
- Enclosure sealing
- IP40
- Input overload protection
- 1000 V AC
- Electromagnetic compatibility
- EN 61326
- Safety compliance
- IEC 61010-1: Overvoltage category II, Pollution Degree 2. IEC 61010-2-030: Measurement 600V CAT IV / 1000V CAT III IEC 61557-1, IEC 61557-2
Standards & Compliance
- HS Code
- 9030.33
Cross References
- OEM-URL https://www.fluke.com/en-us/product/electrical-testing/insulation-testers/fluke-1550c
Product Documentation
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Catalogue entry last verified: 2026-10-03. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 4977402?
- 4977402 can be ordered from cballast.com as a Fluke catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Fluke product?
- The manufacturer part number is 4977402.
- What is the HS code for 4977402?
- The customs tariff (HS) code for 4977402 is 9030.33.
- Who manufactures 4977402?
- 4977402 is a Fluke product in the Safety & Detection range.
- Is a datasheet available for 4977402?
- Yes — the 4977402 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 4977402?
- The minimum order quantity is 1.
- Is 4977402 available?
- Yes — 4977402 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).