● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
L3Harris Technologies  · Electronic Components

55870-1

Amplifier, Electronic Control

Part Number55870-1
ManufacturerL3Harris Technologies
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameAMPLIFIER,ELECTRONIC CONTROL
Federal Supply Class5996 — Amplifiers
Overall Width6.250 INCHES NOMINAL
Inclosure TypeOPEN
Average Life MeasurementNOT RATED
Basic Shape StyleRECTANGULAR OR SQUARE
Installation DesignMECHANICAL
Impedance Rating Per Channel9.500 KILOHMS 1ST INPUT CHANNEL AND 9.500 KILOHMS 2ND INPUT CHANNEL AND 20.000 OHMS 1ST OUTPUT CHANNEL AND 20.000 OHMS 2
Circuit Construction TypeSOLID STATE
External Dc Operating Voltage In V20.0 NOMINAL SINGLE VOLTAGE
Overall Height5.750 INCHES NOMINAL
Overall Length6.750 INCHES NOMINAL
Vendor Part Numbers500265, DAPP3BS26
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RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant

Frequently asked

Is 55870-1 available?
We can source 55870-1 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 55870-1 by L3Harris Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 55870-1 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 55870-1?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 55870-1?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.