diff --git a/src/plot_api/plot_api.js b/src/plot_api/plot_api.js
index c52bdc44cd5..43f816f21c1 100644
--- a/src/plot_api/plot_api.js
+++ b/src/plot_api/plot_api.js
@@ -27,7 +27,6 @@ var initInteractions = require('../plots/cartesian/graph_interact');
 
 var Drawing = require('../components/drawing');
 var Color = require('../components/color');
-var ErrorBars = require('../components/errorbars');
 var xmlnsNamespaces = require('../constants/xmlns_namespaces');
 var svgTextUtils = require('../lib/svg_text_utils');
 
@@ -312,7 +311,7 @@ Plotly.plot = function(gd, data, layout, config) {
         }
 
         // calc and autorange for errorbars
-        ErrorBars.calc(gd);
+        Registry.getComponentMethod('errorbars', 'calc')(gd);
 
         // TODO: autosize extra for text markers and images
         // see https://github.com/plotly/plotly.js/issues/1111
diff --git a/src/plots/plots.js b/src/plots/plots.js
index ef44e12a277..66acfc29fda 100644
--- a/src/plots/plots.js
+++ b/src/plots/plots.js
@@ -42,8 +42,6 @@ plots.fontWeight = 'normal';
 
 var transformsRegistry = plots.transformsRegistry;
 
-var ErrorBars = require('../components/errorbars');
-
 var commandModule = require('./command');
 plots.executeAPICommand = commandModule.executeAPICommand;
 plots.computeAPICommandBindings = commandModule.computeAPICommandBindings;
@@ -2118,7 +2116,7 @@ plots.transition = function(gd, data, layout, traces, frameOpts, transitionOpts)
 
         plots.doCalcdata(gd);
 
-        ErrorBars.calc(gd);
+        Registry.getComponentMethod('errorbars', 'calc')(gd);
 
         return Promise.resolve();
     }
diff --git a/src/traces/bar/defaults.js b/src/traces/bar/defaults.js
index 04096b33ff4..02a2846737d 100644
--- a/src/traces/bar/defaults.js
+++ b/src/traces/bar/defaults.js
@@ -11,10 +11,10 @@
 
 var Lib = require('../../lib');
 var Color = require('../../components/color');
+var Registry = require('../../registry');
 
 var handleXYDefaults = require('../scatter/xy_defaults');
 var handleStyleDefaults = require('../bar/style_defaults');
-var errorBarsSupplyDefaults = require('../../components/errorbars/defaults');
 var attributes = require('./attributes');
 
 module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
@@ -57,6 +57,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
     handleStyleDefaults(traceIn, traceOut, coerce, defaultColor, layout);
 
     // override defaultColor for error bars with defaultLine
+    var errorBarsSupplyDefaults = Registry.getComponentMethod('errorbars', 'supplyDefaults');
     errorBarsSupplyDefaults(traceIn, traceOut, Color.defaultLine, {axis: 'y'});
     errorBarsSupplyDefaults(traceIn, traceOut, Color.defaultLine, {axis: 'x', inherit: 'y'});
 
diff --git a/src/traces/bar/hover.js b/src/traces/bar/hover.js
index 6eaa9c439eb..933b4401232 100644
--- a/src/traces/bar/hover.js
+++ b/src/traces/bar/hover.js
@@ -10,7 +10,7 @@
 'use strict';
 
 var Fx = require('../../components/fx');
-var ErrorBars = require('../../components/errorbars');
+var Registry = require('../../registry');
 var Color = require('../../components/color');
 var fillHoverText = require('../scatter/fill_hover_text');
 
@@ -140,7 +140,7 @@ module.exports = function hoverPoints(pointData, xval, yval, hovermode) {
     pointData[posLetter + 'Spike'] = pa.c2p(di.p, true);
 
     fillHoverText(di, trace, pointData);
-    ErrorBars.hoverInfo(di, trace, pointData);
+    Registry.getComponentMethod('errorbars', 'hoverInfo')(di, trace, pointData);
 
     return [pointData];
 };
diff --git a/src/traces/bar/plot.js b/src/traces/bar/plot.js
index c18d036c0d0..30914fecb14 100644
--- a/src/traces/bar/plot.js
+++ b/src/traces/bar/plot.js
@@ -18,7 +18,7 @@ var svgTextUtils = require('../../lib/svg_text_utils');
 
 var Color = require('../../components/color');
 var Drawing = require('../../components/drawing');
-var ErrorBars = require('../../components/errorbars');
+var Registry = require('../../registry');
 
 var attributes = require('./attributes'),
     attributeText = attributes.text,
@@ -150,7 +150,7 @@ module.exports = function plot(gd, plotinfo, cdbar) {
         });
 
     // error bars are on the top
-    bartraces.call(ErrorBars.plot, plotinfo);
+    Registry.getComponentMethod('errorbars', 'plot')(bartraces, plotinfo);
 
     // lastly, clip points groups of `cliponaxis !== false` traces
     // on `plotinfo._hasClipOnAxisFalse === true` subplots
diff --git a/src/traces/bar/style.js b/src/traces/bar/style.js
index 455f04bc73f..8dbb15b249c 100644
--- a/src/traces/bar/style.js
+++ b/src/traces/bar/style.js
@@ -11,7 +11,7 @@
 
 var d3 = require('d3');
 var Drawing = require('../../components/drawing');
-var ErrorBars = require('../../components/errorbars');
+var Registry = require('../../registry');
 
 module.exports = function style(gd, cd) {
     var s = cd ? cd[0].node3 : d3.select(gd).selectAll('g.trace.bars');
@@ -64,5 +64,5 @@ module.exports = function style(gd, cd) {
         Drawing.selectedTextStyle(txs, trace);
     });
 
-    ErrorBars.style(s);
+    Registry.getComponentMethod('errorbars', 'style')(s);
 };
diff --git a/src/traces/histogram/defaults.js b/src/traces/histogram/defaults.js
index 7e603357524..79b3dcb9985 100644
--- a/src/traces/histogram/defaults.js
+++ b/src/traces/histogram/defaults.js
@@ -15,7 +15,6 @@ var Color = require('../../components/color');
 
 var handleBinDefaults = require('./bin_defaults');
 var handleStyleDefaults = require('../bar/style_defaults');
-var errorBarsSupplyDefaults = require('../../components/errorbars/defaults');
 var attributes = require('./attributes');
 
 module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
@@ -54,6 +53,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
     handleStyleDefaults(traceIn, traceOut, coerce, defaultColor, layout);
 
     // override defaultColor for error bars with defaultLine
+    var errorBarsSupplyDefaults = Registry.getComponentMethod('errorbars', 'supplyDefaults');
     errorBarsSupplyDefaults(traceIn, traceOut, Color.defaultLine, {axis: 'y'});
     errorBarsSupplyDefaults(traceIn, traceOut, Color.defaultLine, {axis: 'x', inherit: 'y'});
 
diff --git a/src/traces/scatter/defaults.js b/src/traces/scatter/defaults.js
index 6f3cc0cbf69..ba9fa7c5c2c 100644
--- a/src/traces/scatter/defaults.js
+++ b/src/traces/scatter/defaults.js
@@ -6,10 +6,10 @@
 * LICENSE file in the root directory of this source tree.
 */
 
-
 'use strict';
 
 var Lib = require('../../lib');
+var Registry = require('../../registry');
 
 var attributes = require('./attributes');
 var constants = require('./constants');
@@ -20,7 +20,6 @@ var handleLineDefaults = require('./line_defaults');
 var handleLineShapeDefaults = require('./line_shape_defaults');
 var handleTextDefaults = require('./text_defaults');
 var handleFillColorDefaults = require('./fillcolor_defaults');
-var errorBarsSupplyDefaults = require('../../components/errorbars/defaults');
 
 module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
     function coerce(attr, dflt) {
@@ -73,6 +72,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
     }
     coerce('hoveron', dfltHoverOn.join('+') || 'points');
 
+    var errorBarsSupplyDefaults = Registry.getComponentMethod('errorbars', 'supplyDefaults');
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'y'});
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'x', inherit: 'y'});
 
diff --git a/src/traces/scatter/hover.js b/src/traces/scatter/hover.js
index 8ab0dac0f4b..f85a1a77094 100644
--- a/src/traces/scatter/hover.js
+++ b/src/traces/scatter/hover.js
@@ -10,7 +10,7 @@
 
 var Lib = require('../../lib');
 var Fx = require('../../components/fx');
-var ErrorBars = require('../../components/errorbars');
+var Registry = require('../../registry');
 var getTraceColor = require('./get_trace_color');
 var Color = require('../../components/color');
 var fillHoverText = require('./fill_hover_text');
@@ -83,7 +83,7 @@ module.exports = function hoverPoints(pointData, xval, yval, hovermode) {
             });
 
             fillHoverText(di, trace, pointData);
-            ErrorBars.hoverInfo(di, trace, pointData);
+            Registry.getComponentMethod('errorbars', 'hoverInfo')(di, trace, pointData);
 
             return [pointData];
         }
diff --git a/src/traces/scatter/plot.js b/src/traces/scatter/plot.js
index 6d17026691b..db0456edf8a 100644
--- a/src/traces/scatter/plot.js
+++ b/src/traces/scatter/plot.js
@@ -11,9 +11,9 @@
 
 var d3 = require('d3');
 
+var Registry = require('../../registry');
 var Lib = require('../../lib');
 var Drawing = require('../../components/drawing');
-var ErrorBars = require('../../components/errorbars');
 
 var subTypes = require('./subtypes');
 var linePoints = require('./line_points');
@@ -164,9 +164,8 @@ function plotOne(gd, idx, plotinfo, cdscatter, cdscatterAll, element, transition
         line = trace.line,
         tr = d3.select(element);
 
-    // (so error bars can find them along with bars)
     // error bars are at the bottom
-    tr.call(ErrorBars.plot, plotinfo, transitionOpts);
+    Registry.getComponentMethod('errorbars', 'plot')(tr, plotinfo, transitionOpts);
 
     if(trace.visible !== true) return;
 
diff --git a/src/traces/scatter/style.js b/src/traces/scatter/style.js
index 33e2cfc8967..67becae9b91 100644
--- a/src/traces/scatter/style.js
+++ b/src/traces/scatter/style.js
@@ -11,7 +11,7 @@
 
 var d3 = require('d3');
 var Drawing = require('../../components/drawing');
-var ErrorBars = require('../../components/errorbars');
+var Registry = require('../../registry');
 
 function style(gd, cd) {
     var s = cd ? cd[0].node3 : d3.select(gd).selectAll('g.trace.scatter');
@@ -32,7 +32,7 @@ function style(gd, cd) {
     s.selectAll('g.trace path.js-fill')
         .call(Drawing.fillGroupStyle);
 
-    s.call(ErrorBars.style);
+    Registry.getComponentMethod('errorbars', 'style')(s);
 }
 
 function stylePoints(sel, trace, gd) {
diff --git a/src/traces/scatter3d/calc_errors.js b/src/traces/scatter3d/calc_errors.js
index 4267fc37096..ecc1f8ee87d 100644
--- a/src/traces/scatter3d/calc_errors.js
+++ b/src/traces/scatter3d/calc_errors.js
@@ -11,7 +11,6 @@
 
 var makeComputeError = require('../../components/errorbars/compute_error');
 
-
 function calculateAxisErrors(data, params, scaleFactor) {
     if(!params || !params.visible) return null;
 
diff --git a/src/traces/scatter3d/defaults.js b/src/traces/scatter3d/defaults.js
index 050a2dcfed3..afbad02ecea 100644
--- a/src/traces/scatter3d/defaults.js
+++ b/src/traces/scatter3d/defaults.js
@@ -16,11 +16,9 @@ var subTypes = require('../scatter/subtypes');
 var handleMarkerDefaults = require('../scatter/marker_defaults');
 var handleLineDefaults = require('../scatter/line_defaults');
 var handleTextDefaults = require('../scatter/text_defaults');
-var errorBarsSupplyDefaults = require('../../components/errorbars/defaults');
 
 var attributes = require('./attributes');
 
-
 module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
 
     function coerce(attr, dflt) {
@@ -63,6 +61,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
         }
     }
 
+    var errorBarsSupplyDefaults = Registry.getComponentMethod('errorbars', 'supplyDefaults');
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'z'});
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'y', inherit: 'z'});
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'x', inherit: 'z'});
diff --git a/src/traces/scattergl/defaults.js b/src/traces/scattergl/defaults.js
index 24b1281b129..1f55a192881 100644
--- a/src/traces/scattergl/defaults.js
+++ b/src/traces/scattergl/defaults.js
@@ -6,21 +6,18 @@
 * LICENSE file in the root directory of this source tree.
 */
 
-
 'use strict';
 
 var Lib = require('../../lib');
+var Registry = require('../../registry');
 
+var attributes = require('./attributes');
 var constants = require('../scatter/constants');
 var subTypes = require('../scatter/subtypes');
 var handleXYDefaults = require('../scatter/xy_defaults');
 var handleMarkerDefaults = require('../scatter/marker_defaults');
 var handleLineDefaults = require('../scatter/line_defaults');
 var handleFillColorDefaults = require('../scatter/fillcolor_defaults');
-var errorBarsSupplyDefaults = require('../../components/errorbars/defaults');
-
-var attributes = require('./attributes');
-
 
 module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
     function coerce(attr, dflt) {
@@ -63,6 +60,7 @@ module.exports = function supplyDefaults(traceIn, traceOut, defaultColor, layout
 
     coerce('hoveron', dfltHoverOn.join('+') || 'points');
 
+    var errorBarsSupplyDefaults = Registry.getComponentMethod('errorbars', 'supplyDefaults');
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'y'});
     errorBarsSupplyDefaults(traceIn, traceOut, defaultColor, {axis: 'x', inherit: 'y'});
 
diff --git a/src/traces/scattergl/index.js b/src/traces/scattergl/index.js
index 80af61197b3..208495ba8f6 100644
--- a/src/traces/scattergl/index.js
+++ b/src/traces/scattergl/index.js
@@ -17,10 +17,10 @@ var rgba = require('color-normalize');
 var svgSdf = require('svg-path-sdf');
 var arrayRange = require('array-range');
 
+var Registry = require('../../registry');
 var Lib = require('../../lib');
 var Axes = require('../../plots/cartesian/axes');
 var Drawing = require('../../components/drawing');
-var ErrorBars = require('../../components/errorbars');
 var formatColor = require('../../lib/gl_format_color');
 
 var subTypes = require('../scatter/subtypes');
@@ -194,7 +194,9 @@ function sceneOptions(gd, subplot, trace, positions) {
     var linePositions;
 
     // get error values
-    var errorVals = hasError ? ErrorBars.calcFromTrace(trace, fullLayout) : null;
+    var errorVals = hasError ?
+        Registry.getComponentMethod('errorbars', 'calcFromTrace')(trace, fullLayout) :
+        null;
 
     if(hasErrorX) {
         errorXOptions = {};
@@ -1129,7 +1131,7 @@ function hoverPoints(pointData, xval, yval, hovermode) {
     else if(trace.text) pointData.text = trace.text;
 
     fillHoverText(di, trace, pointData);
-    ErrorBars.hoverInfo(di, trace, pointData);
+    Registry.getComponentMethod('errorbars', 'hoverInfo')(di, trace, pointData);
 
     return [pointData];
 }