LS-57540 — SWITCH,LIQUID LEVEL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

LS-57540: SWITCH,LIQUID LEVEL.

The SWITCH,LIQUID LEVEL is a the manufacturer industrial component. Key specifications include relay: NOT INCLUDED, mounting_method: FLANGE, actuation_method: BUOYANCY, overall_diameter: 4.500 INCHES NOMINAL IN, ac_voltage_rating: 50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT, dc_voltage_rating: 50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-211-9061, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

LS-57540

NSN: 5930-01-211-9061
FSC: 5930 — Switches
CAGE: 04034 — SETRA SYSTEMS, INC. DBA GEMS SENSORS (USA)

SPECIFICATIONS

relay	NOT INCLUDED
float_quantity	2
mounting_method	FLANGE
actuation_method	BUOYANCY
overall_diameter	4.500 INCHES NOMINAL IN
ac_voltage_rating	50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
dc_voltage_rating	50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
mounting_position	VERTICAL
contact_arrangement	SINGLE POLE,SINGLE THROW,NORMALLY OPEN,LEVEL 2; SINGLE POLE,SINGLE THROW,NORMALLY CLOSED,LEVEL 1
operating_temp_rating	180.0 FAHRENHEIT MAXIMUM DEGF
float_effective_travel	9.500 INCHES NOMINAL IN
maximum_current_rating	0.3 AMPERES RESISTIVE LOAD
NSN	5930-01-211-9061

COMPONENT DIAGRAM

KEY FEATURES

•

RELAY: NOT INCLUDED

•

ACTUATION METHOD: BUOYANCY

•

AC VOLTAGE RATING: 50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT

•

OVERALL DIAMETER: 4.500 INCHES NOMINAL IN

•

CURRENT RATING AT MAXIMUM RATED VOLTAGE: 0.06 AMPERES NOMINAL LOAD AND 0.04 AMPERES NOMINAL LOAD

•

DC VOLTAGE RATING: 50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT

•

MOUNTING METHOD: FLANGE

•

CONTACT ARRANGEMENT: SINGLE POLE,SINGLE THROW,NORMALLY OPEN,LEVEL 2; SINGLE POLE,SINGLE THROW,NORMALLY CLOSED,LEVEL 1

TECHNICAL CHARACTERISTICS

RELAY	NOT INCLUDED
ACTUATION METHOD	BUOYANCY
AC VOLTAGE RATING	50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
OVERALL DIAMETER	4.500 INCHES NOMINAL IN
CURRENT RATING AT MAXIMUM RATED VOLTAGE	0.06 AMPERES NOMINAL LOAD AND 0.04 AMPERES NOMINAL LOAD
DC VOLTAGE RATING	50.0 VOLTS MINIMUM AND 250.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
MOUNTING METHOD	FLANGE
CONTACT ARRANGEMENT	SINGLE POLE,SINGLE THROW,NORMALLY OPEN,LEVEL 2; SINGLE POLE,SINGLE THROW,NORMALLY CLOSED,LEVEL 1
MOUNTING POSITION	VERTICAL
MAXIMUM CURRENT RATING	0.3 AMPERES RESISTIVE LOAD

SUBSTITUTES & CROSS-REFERENCES 1

57540Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is LS-57540?

LS-57540 is a SWITCH,LIQUID LEVEL.

What parts can replace LS-57540?

There is 1 known substitute for LS-57540: 57540. Substitute compatibility should be verified for your specific system.

What is the NSN for LS-57540?

LS-57540 is cataloged in the U.S. Government catalog under NSN 5930-01-211-9061. This indicates validated use in U.S. government and defense supply chains.

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