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ESC

HGLRC SPECTER 128K 60A 4-in-1

A 20x20 four-in-one with a machined heatsink, 60 A continuous per motor.

Specification last checked 2026-07-27

Recorded specification

Every value carries the source it was read from. A property with no recorded source is marked as such rather than presented as a fact. If one of them is wrong, tell us: it is the fastest way it gets fixed.

PropertyValueSource
Stack mounting pattern decides fitHole spacing of the mounting pattern.20 × 20 mmRaceDayQuads product specificationschecked 2026-07-27Quote 1, below the table
Minimum cell count decides fit3 SRaceDayQuads product specificationschecked 2026-07-27Quote 1, below the table
Maximum cell count decides fit6 SRaceDayQuads product specificationschecked 2026-07-27Quote 1, below the table
Battery connector decides fitXT60RaceDayQuads product specificationschecked 2026-07-27Quote 2, below the table
Continuous current decides fitAmps per motor the ESC sustains continuously. Vendors also quote a higher burst figure; this is the continuous one, the number that limits which motors the board can feed.60 ARaceDayQuads product specificationschecked 2026-07-27Quote 1, below the table
ESC firmwareDecides the configurator and the features, like bidirectional DShot for RPM filtering. Bluejay runs on BLHeli_S hardware but is its own firmware, so both names appear on the same box.BLHeli_32RaceDayQuads product specificationschecked 2026-07-27Quote 1, below the table
WeightBuild-critical rather than compat-critical: needed to answer registration and class questions.19.5 gRaceDayQuads product specificationschecked 2026-07-27Quote 1, below the table
  1. RaceDayQuads product specificationschecked 2026-07-27HGLRC SPECTER 60A 3-6S ESC Input voltage: 3-6S Continuous Current: 60A Burst Current: 65A (10 Seconds) MCU: STM32G071 Firmware: BL32 ( SPECTER60_G_128) Size: 44mmx36mmx7mm Mounting: 20x20, M3 Support protocols: Dshot600/300/150/Oneshot125/42, MultiShot Weight: 19.5g
  2. RaceDayQuads product specificationschecked 2026-07-27Includes 1x HGLRC SPECTER 128K 32Bit 60A 3-6S 20x20 4in1 ESC 1x 30AWG 25mm double-ended SH1.0-8P cable 1x 12AWG 100 power cord (black/red) 1x XT60H-M black male connector 1x 50v 470UF solid capacitor

Where to buy

This listing does not say which warehouse ships it. Most orders leave China, so expect import VAT and a carrier handling fee unless an EU warehouse is chosen at checkout.

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What this fits

Checked against every other product in the catalog by the same engine the planner runs, rule by rule. Where a specification is missing the answer is unknown, which is a different answer from compatible.

Frame

Does not work with (9)Works with (9)Not enough recorded specification (2)

Battery

Does not work with (11)Works, with a compromise (7)Works with (10)

The standards this part is judged by

What the properties above actually mean, which differences are absolute, and where the names used in shops mislead.