STS-M24

Lamar STS-M24 CONTACTOR, MASTER, 24V

PN: STS-M24


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DESCRIPTION | FEATURES | SPECIFICATIONS | DOCUMENTS | VIDEO | ASK A QUESTION

DESCRIPTION

The **Lamar STS-M24 Battery Master Contactor** (P/N **STS-M24**) is a 24V electrical contactor designed for battery master switching in applicable aircraft electrical systems. The contactor is used to control the connection of battery power to the aircraft electrical system. Its continuous-duty configuration is suitable for installations requiring the battery master contactor to remain energised during operation. The STS-M24 is listed as an FAA PMA replacement for selected original equipment contactors installed in Beechcraft, Cessna, Commander, Grumman, Maule, Mooney, Piper and Partenavia aircraft. --- ## Applications Suitable for applicable: - **Beechcraft Aircraft** – Battery master electrical switching - **Cessna Aircraft** – Battery master and specified auxiliary power applications - **Commander Aircraft** – Battery master switching - **Grumman Aircraft** – Battery master switching - **Maule Aircraft** – Battery master electrical switching - **Mooney Aircraft** – Battery master contactor applications - **Piper Aircraft** – Battery master electrical switching - **Partenavia Aircraft** – Battery master switching --- ## Why CJ Aerospace? CJ Aerospace supplies aircraft electrical components, master relays, contactors and replacement electrical system parts for a range of aviation applications. Our team can assist with product information, availability and part-number identification. - 🇦🇺 **Australian-owned and operated** - 📦 **Aircraft electrical components and replacement parts** - 🔧 **Technical assistance with part identification and compatibility** - ✈️ **Support for aircraft owners, operators and aviation professionals** > ✉️ [Contact us at sales@cjaerospace.com.au](mailto:sales@cjaerospace.com.au) > Need help identifying the correct aircraft battery master contactor? Contact our team for assistance.

FEATURES

- **24V Electrical System Compatibility** – Designed for applicable 24V aircraft electrical systems - **Continuous-Duty Configuration** – Supports battery master switching during aircraft operation - **Battery Power Control** – Provides electrical switching between the battery and aircraft electrical system - **Multiple Aircraft Applications** – Listed for selected aircraft from eight manufacturers - **OEM Replacement Applications** – Cross-referenced against original equipment contactor part numbers - **FAA PMA Replacement** – Listed in the Sky-Tec PMA replacement application catalogue

SPECIFICATIONS

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Details

| **Specification** | **Detail** | | --- | --- | | **Part Number** | STS-M24 | | **Product Type** | Battery Master Contactor / Solenoid | | **System Voltage** | 24V DC | | **Duty Cycle** | Continuous Duty | | **Application** | Aircraft Battery Master Switching; Auxiliary Power Switching for Specified Installations | | **OEM Part Numbers** | 6041H189, S1578-1, S1580-1, S2475-1, S2475-2, 70-911, 70-907, 70-903, 71-117226-5, 6041H202, 487 167 (26898-05), NOR7-369-2 | | **Compatible Beechcraft Aircraft Models/Series** | F33A, F33C, V35B, 95-55, 95-A55, 95-B55, 95-C55, D55, E55, 58, 36, A36, A36TC, B36TC | | | | | **Compatible Cessna Aircraft Models/Series** | 152, A152, F152, FA152, 172N, 172P, 172Q, R172K, F172N, F172P, 180K, 182Q, 182R, F182Q, A185F, 188, A188, 188A, A188A, 188B, A188B, U206E, TU206E, U206F, TU206F, 207, T207, 210L, T210L, 210N, T210N, 210R, T210R, 337, 337A, 337B, T337B, 337C, T337C, 337D, T337D, 337E, T337E, 337F, T337F, 337G, F337E, FT337E, F337F, FT337F, F337G | | | | | **Compatible Commander Aircraft Models/Series** | 114B, 114TC | | | | | **Compatible Grumman Aircraft Models/Series** | AG-5B | | | | | **Compatible Maule Aircraft Models/Series** | M-6-180, M-6-235, M-7-235, M-7-235A, M-7-235B, M-7-235C, M-7-260, M-7-260C, MX-7-180, MX-7-180A, MX-7-180B, MX-7-235, MXT-7-160, MXT-7-180, MXT-7-180A | | | | | **Compatible Mooney Aircraft Models/Series** | M20J, M20K, M20M, M20R, M20S | | | | | **Compatible Piper Aircraft Models/Series** | PA-23-235, PA-23-250, PA-31, PA-31-300, PA-31-325, PA-31-350, PA-34-220T, PA-46-310P, PA-46-350P | | | | | **Compatible Partenavia Aircraft Models/Series** | P.68, P.68B, P.68C, P.68C-TC, P.68 Observer, P.68 Observer 2, P.68R | | **FAA PMA** | Yes | | **Brand** | Lamar / Sky-Tec | | **Manufacturer** | Lamar Technologies LLC |

BROCHURES & DOCUMENTATIONS

List of Brochures

List of Documentation

LAMAR TECHNOLOGIES SOLENOID INSTALLATION INSTRUCTIONS
LAMAR TECHNOLOGIES PMA SUPPLEMENT 11 - SOLENOIDS
LAMAR TECHNOLOGIES STARTER OVERVIEW
LAMAR TECHNOLOGIES STS-M24 CERTIFICATE

VIDEO

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