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Ohmite RPS400E Wirewound Rheostat

The OHMITE RPS400E is a wirewound rheostat, a type of variable resistor used for controlling electrical power. These rheostats are electro-mechanical devices, subject to mechanical wear and therefore have a finite life. They are commonly used in applications requiring adjustable resistance, such as motor speed control, lighting dimming, and volume adjustment. Models H, J, G, K, L and N are listed under UL File No. E-10946 and CSA File No. 21309. All rheostats are 10% tolerance.

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Source:DigiKey
Part No:RPS400E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1000.67
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Part No:RPS400E
Stock:3
Inv Date:06-02-2026
Price: Unit price: $938.29
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Part No:RPS400E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1636.59
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Part No:RPS400E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1500.21
Buy/RFQ:
Part No:RPS400E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1500.21
Buy/RFQ:

Ohmite RPS400E Wirewound Rheostat Specifications:

  • ohmic_voltage: 10.0-5K
  • watts_range: 7.5
  • core_rms: 305
  • diameter_d_in_mm: 0.875/22.23
  • dimension_c_in_mm: 0.515/13.08
  • shaft_rotation: locking
  • model_type: RCS/RCL
  • torque_lb_in: 0.25-3
  • temperature_rating: 300°
  • ohmic_voltage_behind_panel_b: 1.0-15K
  • watts_range_e: 12.5
  • core_rms_e: 305
  • diameter_d_in_mm_e: 0.688/17.46
  • dimension_c_in_mm_e: 0.875/22.23
  • shaft_rotation_e: locking
  • model_type_e: RES/REL
  • torque_lb_in_e: 1-6
  • ohmic_voltage_behind_panel_b_ree: 1.0-15K
  • watts_range_ree: 12.5
  • core_rms_ree: 305
  • diameter_d_in_mm_ree: 1.219/30.96
  • dimension_c_in_mm_ree: 1.047/26.59
  • shaft_rotation_ree: unenclosed
  • model_type_h: RHS/RHL
  • watts_range_h: 25
  • core_rms_h: 500
  • diameter_d_in_mm_h: 1.375/34.93
  • dimension_c_in_mm_h: 1.560/39.62
  • shaft_rotation_h: 0.940/23.88
  • torque_lb_in_h: 0.25-0.5
  • model_type_j: RJS
  • watts_range_j: 50
  • core_rms_j: 750
  • model_type_g: RGS
  • watts_range_g: 75
  • core_rms_g: 900
  • model_type_k: RKS
  • watts_range_k: 100
  • core_rms_k: 1000
  • model_type_l: RLS
  • watts_range_l: 150
  • core_rms_l: 1200
  • model_type_n: RNS
  • watts_range_n: 300
  • core_rms_n: 1225
  • model_type_p: RPS
  • watts_range_p: 225
  • core_rms_p: 1300
  • model_type_r: RRS
  • watts_range_r: 500
  • core_rms_r: 1450
  • model_type_u: RUS
  • watts_range_u: 1000
  • core_rms_u: 1600

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Frequently Asked Questions

Where can I buy Ohmite RPS400E?

You can click on the BUY or RFQ button to purchase RPS400E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part RPS400E?

You can download the RPS400E datasheet or visit the Ohmite website for support.

Who is the manufacturer of RPS400E?

Ohmite

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