Huaxing Mechanical-Elec RXM0309-39RJ Wire Wound Wafer Resistor with Wide Operating Temperature Range

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Product Description

Product Overview

The RXM series wire-wound wafer resistors are designed for applications including chargers, energy-saving lamps, and power supplies. These resistors feature an incombustible coating and are constructed with nickel-chrome or copper-nickel alloy wire. They offer a wide operating temperature range and are available in various sizes and power ratings.

Product Attributes

Brand: SHENZHEN XIANYANG HUAXING MACHINERG & ELECTRONIC.CO;LTD
Origin: China
Material: Nickel Chrome or Copper-Nickel Alloy Wire
Coating: Incombustible Paint (Grey)
Certifications: UL1412 standard

Technical Specifications

Item	Type	Specification	Description	Details
Product Type	RXM	Wire Wound Wafer Resistor	Wire wound wafer resistors are denoted by RXM.
Rated Power	0207	1/4W, 1/2WS	Rated power is the maximum load power value that can be continuously used at ambient temperatures below 70.	Derating applies above 70 per derating curve.
	0309	1/2W, 1WS, 2WSS
	0410	1W, 2WS
	0411	1W, 2WS, 3WSS
Nominal Resistance Value	E24 Series	1 - 100 (for RXM)	Units are in Ohms (), based on JIS-C6402 (E-24 Series).
Tolerance	F	1%	Resistance tolerance at room temperature.	Measured by Bridge-method.
	G	2%
	J	5%
Dimensions (mm)	0207	L: 6.10.3, D Max: 2.5, D1 Max: 2.15, D2 Max: 2.6, S: 0.20.05, C: 1.20.1	L: Total length with double caps, D: Painted thickness, D1: Total height of inner cap, D2: Total height of outer cap, S: Iron cap thickness, C: Outer cap width.
	0309	L: 8.90.3, D Max: 3.4, D1 Max: 2.95, D2 Max: 3.45, S: 0.20.05, C: 1.60.1
	0410	L: 100.5, D Max: 3.8, D1 Max: 3.5, D2 Max: 4.0, S: 0.250.05, C: 1.850.1
	0411	L: 110.5, D Max: 4.6, D1 Max: 4.05, D2 Max: 4.7, S: 0.250.05, C: 1.850.1
Operating Temperature Range		-55 to 275
Mechanical Performance	Terminal Tensile Strength	2.5Kg	Resistor body must not detach or loosen when a static load of 2.5Kg is applied to the terminal for 10 seconds.
Electrical Performance	DC Resistance	Within specified R value tolerance	Measured by DC resistance tester.	HM-9350
	Dielectric Strength Test	300V for 60 seconds	No evidence of flashover, mechanical damage, or insulation breakdown. Resistance body placed in V-groove.
	Solder Ability	95% surface covered with new solder	Terminal surface area covered by new solder.	Immersion in tin stove at 27010 for 5s.
	Resistance to Soldering Heat	Within (1%+0.05)	Change in resistance after soldering heat exposure.	Immersion in tin stove at 2605 for 5~10s.
	Short Time Overload	Within (2%+0.05)	Test at 2.5 times rated power for 5s.
	Load Life	Within (5%+0.05)	1000 hours at 70 with rated voltage (90 min ON, 30 min OFF).
	Resistance to Solvent	No deterioration of protective coating and markings	Immersion in thinner for 3 minutes.
	Incombustibility	No evidence of flame	Complies with UL1412 standard.
	Fusing Characteristic	Fusing time within 60s	Constant current of 2.20A. Fusing current = 16 * P * R.
Color Coding	Standard	4-band code	Represents resistance value and tolerance.	See detailed color code chart in source.
Packaging	Reel Sizes	Various	Refer to packaging reel specifications for dimensions and quantities.	0207: 2,000(7.0), 6,500(13); 0309: 2,500(13); 0410: 2,000(13); 0411: 1,500(13).